ASTM A312 Stainless steel seamless pipe Supplier And Stockist In China

ASTM A312 Stainless Steel Seamless Pipe is a type of piping made from stainless steel and is designed to be seamless, meaning it has no welded seams, joints, or connections. This type of pipe is typically used in applications that require high levels of strength, durability, and resistance to corrosion, such as in the chemical, oil and gas, and petrochemical industries.

The ASTM A312 standard specifies the requirements for seamless, 溶接された, and heavily cold worked austenitic stainless steel pipes, which are used in high-temperature and general corrosive service applications. The standard covers a range of stainless steel gradations including 304, 316, 316L, and 321.

ASTM A312 ステンレス鋼継目無管 has many benefits over other types of pipe. For example, its seamless construction eliminates weak points in the piping, reducing the chances of leaks and cracks. It is also resistant to high temperatures and pressure, making it ideal for use in high-stress applications. Furthermore, stainless steel provides excellent corrosion resistance and durability, ensuring that the pipes will last for many years.

要約すれば, ASTM A312 Stainless Steel Seamless Pipe is a high-quality type of piping that is designed to be durable, strong, and corrosion-resistant. It is used in a wide range of applications, including in the chemical, oil and gas, and petrochemical industries. Its seamless construction eliminates weak points and ensures a long-lasting, reliable piping system.

Stainless Steel Seamless Pipe specification

Specifications	ASTM A 312 ASME SA 312
寸法	ASTM, ASME and API
310 ss pipe Types	シームレス
Size OD (MM)	6.00 に 610.00
Size in NB	1/8″TO 30″NB
length in MM	6000, 3000, 2000, 12000, Or as Required
壁の厚さ	0.5mm to 30mm
Specialized in	Large Diameter Size
Surface Finish	Mirror, Pickled & 焼き鈍し, Polish, 2B, No.4
付加価値サービス	Polishing, Beveling, Cutting, ねじ切り
スケジュール	Schedule20, Schedule30, Schedule40, 性病, Schedule80, XS, Schedule60, Schedule80, Schedule120, Schedule140, Schedule160, XXS
Form	Square Pipes/Tubes, Round Pipes/Tubes, Rectangular Pipe/Tubes, “U” Shape, Pan Cake Coils, Coiled Tubes, Hydraulic Tubes
Test Reports & Third party Inspection	Mill Test Certificates, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, で 10204 3.1, Chemical Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports
Packaging	Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or Custom packing
Domestic Network	wenzhou

Astm A312 Stainless steel pipe Dimension Chart

PIPE SIZE	O.D. INCHES	5S	5	10S	10	20	30	40S & 性病.	40	60	80S & E.H.	80	100	120	140	160	DBL. E.H.
1/8	.405		.035 .1383	.049 .1363	.049 .1363			.068 .2447	.068 .2447		.095 .3145	.095 .3145
1/4	.540		.049 .2570	.065 .3297	.065 .3297			.088 .4248	.088 .4248		.119 .5351	.119 .5351
3/8	.675		.049 .3276	.065 .4235	.065 .4235			.091 .5676	.091 .5676		.126 .7388	.126 .7388
1/2	.840	.065 .5383	.065 .5380	.083 .6710	.083 .6710			.109 .8510	.109 .8510		.147 1.088	.147 1.088				.187 1.304	.294 1.714
3/4	1.050	.065 .6838	.065 .6838	.083 .8572	.083 .8572			.113 1.131	.113 1.131		.154 1.474	.154 1.474				.218 1.937	.308 2.441
1	1.315	.065 .8678	.065 .8678	.109 1.404	.109 1.404			.133 1.679	.133 1.679		.179 2.172	.179 2.172				.250 2.844	.358 3.659
1 1/4	1.660	.065 1.107	.065 1.107	.109 1.806	.109 1.806			.140 2.273	.140 2.273		.191 2.997	.191 2.997				.250 3.765	.382 5.214
1 1/2	1.900	.065 1.274	.065 1.274	.109 2.085	.109 2.085			.145 2.718	.145 2.718		.200 3.631	.200 3.631				.281 4.859	.400 6.408
2	2.375	.065 1.604	.065 1.604	.109 2.638	.109 2.638			.154 3.653	.154 3.653		.218 5.022	.218 5.022				.344 7.462	.436 9.029
2 1/2	2.875	.083 2.475	.083 2.475	.120 3.531	.120 3.531			.203 5.793	.203 5.793		.276 7.661	.276 7.661				.375 10.01	.552 13.70
3	3.500	.083 3.029	.083 3.029	.120 4.332	.120 4.332			.216 7.576	.216 7.576		.300 10.25	.300 10.25				.438 14.32	.600 18.58
3 1/2	4.000	.083 3.472	.083 3.472	.120 4.973	.120 4.973			.226 9.109	.226 9.109		.318 12.51	.318 12.51					.636 22.85
4	4.500	.083 3.915	.083 3.915	.120 5.613	.120 5.613			.237 10.79	.237 10.79		.337 14.98	.337 14.98		.438 19.00		.531 22.51	.674 27.54
4 1/2	5.000							.247 12.54			.355 17.60
5	5.563	.109 6.349	.109 6.349	.134 7.770	.134 7.770			.258 14.62	.258 14.62		.375 20.78	.375 20.78		.500 20.78		.625 32.96	.750 38.55
6	6.625	.109 7.585	.109 7.585	.134 9.289	.134 9.289			.280 18.97	.280 18.97		.432 28.57	.432 28.57		.562 36.39		.719 43.35	.864 53.16
PIPE SIZE	O.D. INCHES	5S	5	10S	10	20	30	40S & 性病.	40	60	80S & E.H.	80	100	120	140	160	DBL. E.H.
7	7.625							.301 23.54			.500 38.04						.875 63.08
8	8.625	.109 9.914	.109 9.914	.148 13.40	.148 13.40	.250 22.36	.277 24.70	.322 28.55	.322 28.55	.406 35.64	.500 43.39	.500 43.39	.594 50.95	.719 60.71	.812 67.76	.906 74.69	.875 72.42
9	9.625							.342 33.91			.500 48.73
10	10.75	.134 15.19	.134 15.19	.165 18.70	.165 18.70	.250 28.04	.307 34.24	.365 40.48	.365 40.48	.500 54.74	.500 54.74	.594 64.43	.719 77.03	.844 82.29	1.000 104.1	1.125 115.6	1.000 104.1
11	11.75							.375 45.56			.500 60.08
12	12.75	.156 21.07	.165 22.18	.180 24.16	.180 24.16	.250 33.38	.330 43.77	.375 49.56	.406 53.52	.562 73.15	.500 65.42	.688 88.63	.844 107.3	1.000 125.5	1.125 136.7	1.312 160.3	1.000 125.5
14	14.00	.156 23.07		.188 27.73	.250 36.71	.312 45.61	.375 54.57	.375 54.57	.438 63.44	.594 85.05	.500 72.09	.750 106.1	.938 130.9	1.094 150.8	1.250 170.2	1.406 189.1
16	16.00	.165 27.90		.188 31.75	.250 42.05	.312 52.27	.375 62.58	.375 62.58	.500 82.77	.656 107.5	.500 82.77	.844 136.6	1.031 164.8	1.219 192.4	1.438 223.6	1.594 245.3
18	18.00	165 31.43		.188 35.76	.250 47.39	.312 58.94	.438 82.15	.375 70.59	.562 104.7	750 138.2	.500 93.45	.938 170.9	1.156 208.0	1.375 244.1	1.562 274.2	1.781 308.5
20	20.00	.188 39.78		.218 46.05	.250 52.73	.375 78.60	.500 104.1	.375 78.60	.594 123.1	.812 166.4	.500 104.1	1.031 208.9	1.281 256.1	1.500 296.4	1.750 341.1	1.969 379.2
24	24.00	.218 55.37		.250 63.41	.250 63.41	.375 94.42	.562 140.7	.375 94.42	.688 171.3	.969 238.4	.500 125.5	1.219 296.8	1.531 367.4	1.812 429.4	2.062 483.1	2.344 542.1
26	26.00				.312 85.60	.500 136.17		.375 102.63			.500 136.17
28	28.00				.312 92.26	.500 146.85	.625 182.73	.375 110.64
30	30.00	.250 79.43		.312 98.93	.312 98.93	.500 157.53	.625 196.08	.375 118.65			.500 157.53
32	32.00				.312 105.59	.500 168.21	.625 209.43	.375 126.66	.688 230.08		.500 168.21
34	34.00				.312 112.25	.500 178.89	.625 222.78	.375 134.67	.688 244.77
36	36.00				.312 118.92	.500 189.57	.625 236.13	.375 142.68	.750 282.35

Stainless steel pipe A312 Chemical Composition Requirements

Grade	私たち	Composition, %
Grade	Desig	C	Mn	P	S	Si	Cr	Ni	Mb	の	Nb	Ta	N	Vn	Cu	Ce	B	Al	Other
TP304	S30400	0.08	2	0.045	0.03	1	18.0–20	8.0–11	. . .	. . .	. . .	. . .	. . .	. . .	. . .	. . .
TP304L	S30403	0.035	2	0.045	0.03	1	18.0–20	8.0–13	. . .	. . .	. . .	. . .	. . .	. . .	. . .	. . .
TP304H	S30409	0.04 – 0.1	2	0.045	0.03	1	18.0–20	8.0–11	. . .	. . .	. . .	. . .	. . .	. . .	. . .	. . .
TP310S	S31008	0.08	2	0.045	0.03	1	24.0- 26	19.0- 22	0.75	. . .	. . .	. . .	. . .	. . .	. . .	. . .
TP310H	S31009	0.04 – 0.1	2	0.045	0.03	1	24.0–26	19.0–22	. . .	. . .	. . .	. . .	. . .	. . .		. . .
TP310H	S31035	0.04 – 0.1	0.6	0.025	0.015	0.4	21.5–23.5	23.5–26.5	. . .	. . .	0.40- 0.6	. . .	0.20- 0.3	. . .	2.5- 3.5	. . .	0.002- 0.008		See Spec
TP316	S31600	0.08	2	0.045	0.03	1	16.0–18	10.0–14	2.00–3	. . .	. . .	. . .	. . .	. . .	. . .	. . .
TP316L	S31603	0.035	2	0.045	0.03	1	16.0–18	10.0–14	2.00–3	. . .	. . .	. . .	. . .	. . .	. . .	. . .
TP316H	S31609	0.04 – 0.1	2	0.045	0.03	1	16.0–18	10.0–14	2.00–3	. . .	. . .	. . .	. . .	. . .	. . .	. . .
TP317	S31700	0.08	2	0.045	0.03	1	18.0–20	11.0–15	3.0–4	. . .	. . .	. . .	. . .	. . .	. . .	. . .
TP317L	S31703	0.035	2	0.045	0.03	1	18.0–20	11.0–15	3.0–4	. . .	. . .	. . .	. . .	. . .	. . .	. . .
TP321	S32100	0.08	2	0.045	0.03	1	17.0–19	9.0–12	. . .	の 5 × (C+N) min, 0.70 最大	. . .	. . .	0.1	. . .	. . .	. . .
TP321H	S32109	0.04 – 0.1	2	0.045	0.03	1	17.0–19	9.0–12	. . .	4(C+N) min; 0.70 最大	. . .	. . .	0.1	. . .	. . .	. . .
TP321H	S32654	0.02	2.0-4	0.03	0.005	0.5	24.0–25	21.0–23	7.0-8	. . .	. . .	. . .	0.45- 0.55	. . .	0.30-0.6	. . .
TP321H	S33228	0.04 – 0.08	1	0.02	0.015	0.3	26.0–28	31.0–33	. . .	. . .	0.60- 1	. . .	. . .	. . .	. . .	0.05 – 0.1		0.025
TP321H	S34565	0.03	5.0-7	0.03	0.01	1	23.0–25	16.0–18	4.0-5	. . .	0.1	. . .	0.40- 0.6	. . .	. . .	. . .
TP347	S34700	0.08	2	0.045	0.03	1	17.0–19	9.0–13	. . .	. . .	See Spec	. . .	. . .	. . .	. . .	. . .
TP347H	S34709	0.04 – 0.1	2	0.045	0.03	1	17.0–19	9.0–13	. . .	. . .	See Spec	. . .	. . .	. . .	. . .	. . .
合金 20	N08020	0.07	2	0.045	0.035	1	19.0–21	32.0–38	2.0–3	. . .	See Spec	See Spec	. . .	. . .	3.0– 4	. . .	. . .	. . .
合金 20	N08367	0.03	2	0.04	0.03	1	20.0–22	23.5–25.5	6.0–7	. . .	. . .	. . .	0.18–0.25	. . .	0.75	. . .	. . .	. . .
合金 20	N08028	0.03	2.5	0.03	0.03	1	26.0–28	30.0–34	3.0–4						0.60–1.4
合金 20	N08029	0.02	2	0.025	0.015	0.6	26.0–28	30.0–34	4.0–5						0.6– 1.4

The pipe shall be manufactured by the process of either Seamless (SML), 溶接 (WLD) or Heavily cold-worked (HCW).

ASTM Referenced Standards

A262 Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels
A370 Test Methods and Definitions for Mechanical Testing of Steel Products
A941 Terminology Relating to Steel, ステンレス鋼, Related Alloys, and Ferroalloys
A999/A999M Specification for General Requirements for Alloy and ステンレス鋼管
A1016/A1016M Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes
E112 Test Methods for Determining Average Grain Size
E381 Method of Macroetch Testing Steel Bars, Billets, Blooms, and Forgings
E527 Practice for Numbering Metals and Alloys in the Unified Numbering System (私たち)

Standard Specification:

ASTM A213 / A213M – 11ある:Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
ASTM A269 – 10:Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service
ASTM A312 / A312M – 12:Standard Specification for Seamless, 溶接, and Heavily Cold Worked Austenitic Stainless Steel Pipes
ASTM A511 / A511M – 12:Standard Specification for Seamless Stainless Steel Mechanical Tubing
ASTM A789 / A789M – 10ある:Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service
ASTM A790 / A790M – 11:Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe
から 17456-2010:GENERAL PUROSE SEAMLESS CIRCULAR STAINLESS STEEL TUBES.
から 17458-2010:Seamless Circular of Austenitic Stainless Steel Tube
EN10216-5 CT 1/2 : ステンレス鋼継目無管 & Tube
ゴスト 9941-81:SEAMLESS COLD- AND WARM-WORKED TUBES MADE OF CORROSION RESISTANT STEEL.

機械的性質

Temper	焼き鈍し			Cold worked (approx. 20%)
材料	316	316L		316	316L
Tensile Rm	75	70	ksi (min)	102-131		ksi (min)
Tensile Rm	515	485	MPa (min)	700-900		MPa (min)
R.p. 0.2% Yield	30	27	ksi (min)	73-102		ksi (min)
R.p. 0.2% Yield	205	182	MPa (min)	500-700		MPa (min)
伸長 (2” or 4D gl)	35		% (min)	40		% (min)

Physical Properties (Room Temperature)

Specific Heat (0-100℃)	500	J.kg-1.°K-1
Thermal Conductivity	16.3	W.m -1.°K-1
Thermal Expansion	15.9	μm/μm/°C
Modulus Elasticity	193	GPa
Electrical Resistivity	7.4	μohm/cm
Density	7.99	g/cm3

Stainless Steel Seamless Pipes Applications & Uses

Energy conversion plants
Radiant Tubes
Muffles, retorts, annealing covers
Coal gasifier internal components
Saggers
Tube hangers for petroleum refiing adn steam boilers
Furnace parts, conveyor belts, rollers, oven linings, fans
Food processing equipment

- Cryogenic structures
- Industrial furnace equipment
- Oil industry equipment
- Heat treatment baskets
- Steam boilers and thermowells
- Iron, steel, and non-ferrous industries
- Engineering industry

Kilns
熱交換器
Cement industry

Price for Astm tp310s stainles steel seamless pipe

製品	Price in ($)
• SS 310 Seamless Pipe ASTM A312 TP 310	$ 10000 ~ $ 11500 USD/Ton
• SS 310S Seamless Pipe ASTM A312 TP 310S	$ 10500 ~ $ 12000 USD/Ton
• SS 310 ERW/Welded Pipe ASTM A312 TP 310	$ 9000 ~ $ 10500 USD/Ton
• SS 310S ERW/Welded Pipe ASTM A312 TP 310S	$ 9500 ~ $ 11000 USD/Ton
• SS 310 EFW Pipe ASTM A358 TP 310	$ 8800 ~ $ 10000 USD/Ton
• SS 310S EFW Pipe ASTM A358 TP 310S	$ 9000 ~ $ 10500 USD/Ton

Price for Stainless Steel 310/310S Tube

製品	Price in ($)
• SS 310 Seamless Tube/Tubing ASTM A269 TP 310	$ 11000 ~ $ 13500 USD/Ton
• SS 310S Seamless Tube/Tubing ASTM A269 TP 310S	$ 11500 ~ $ 13080 USD/Ton
• SS 310 ERW/Welded Tube/Tubing ASTM A249 TP 310	$ 10500 ~ $ 15000 USD/Ton
• SS 310S ERW/Welded Tube/Tubing ASTM A249 TP 310S	$ 11000 ~ $ 12500 USD/Ton
• SS 310 Heat Exchanger Tube/Tubing ASTM A213 TP 310	$ 11500 ~ $ 13500 USD/Ton
• SS 310S Heat Exchanger Tube/Tubing ASTM A213 TP 310S	$ 11500 ~ $ 13500 USD/Ton
• SS 310 Seamless Bright Annealed Tube/Tubing ASTM A269 TP 310	$ 11500 ~ $ 13500 USD/Ton
• SS 310S Seamless Bright Annealed Tube/Tubing ASTM A269 TP 310S	$ 11500 ~ $ 13500 USD/Ton

Prie For Stainles steel TP

製品	Price in ($)
• SS 321 Seamless Tube/Tubing ASTM A269 TP 321	$ 6400 ~ $ 7900 USD/Ton
• SS 321H Seamless Tube/Tubing ASTM A269 TP 321H	$ 6500 ~ $ 8000 USD/Ton
• SS 321 ERW/Welded Tube/Tubing ASTM A249 TP 321	$ 5900 ~ $ 7400 USD/Ton
• SS 321H ERW/Welded Tube/Tubing ASTM A249 TP 321H	$ 6000 ~ $ 7500 USD/Ton
• SS 321 Heat Exchanger Tube/Tubing ASTM A213 TP 321	$ 6400 ~ $ 7900 USD/Ton
• SS 321H Heat Exchanger Tube/Tubing ASTM A213 TP 321H	$ 6400 ~ $ 7900 USD/Ton
• SS 321 Seamless Bright Annealed Tube/Tubing ASTM A269 TP 321	$ 6400 ~ $ 7900 USD/Ton
• SS 321H Seamless Bright Annealed Tube/Tubing ASTM A269 TP 321H	$ 6400 ~ $ 7900 USD/Ton

ステンレス鋼継目無管/

ASTM A312 ステンレス鋼継目無管