Product Details

ASTM A554 welded stainless steel pipe

Detailed description

Name	ASTM A554 welded stainless steel pipe
Standard	ASTM A554, A312, A249, A269 and A270
Material Grade	304,304L,316,316L,202,201
Outer Diameter	6.5mm-200mm
Thickness	0.1mm - 5mm
Length	6m or as customers' request
Tolerance	a) Outer Diameter: +/- 0.2mm
	b) Thickness: +/- 0.02mm
	c) Length: +/- 5mm
Surface	180G, 320G Satin / Hairline(Matt Finish, Brush, Dull Finish)400G, 600G Mirror finish
Application	Fluid and gas transport,decoration, construction,medical equipment, aviation, boiler heat-exchanger and other fields
Test	Squash test, Extended test, Water pressure test, Crystal rot test, Heat treatment, NDT
Payment	30% T/T as deposit, the balance before shipment or L/C.
Delivery time	10~30 days ,according to the order quantity
Packing	Bundled with knitted plastic bag, wooden cases or according to customers' request.
Mechanical Property	Material Item	201	202	304	316
	Tensile Strength	≥535	≥520	≥520	≥520
	Yield Strength	≥245	≥205	≥205	≥205
	Extension	≥30%	≥30%	≥35%	≥35%
	Hardness (HV)	<105	<100	<90

Stainless steel pipe chemical composition

Grade	Chemical Composition %
Grade	C	Cr	Ni	Mn	P	S	Mo	Si	N
1Cr17Mn6Ni5N (201)	≤0.15	16.00-8.00	3.50-5.50	5.50-7.50	≤0.06	≤0.03		≤1.00	≤0.25
1Cr18Mn8Ni5N (202)	≤0.15	17.0019.00	4.00-6.00	5.50-7.50	≤0.06	≤0.03		≤1.00	≤0.25
0Cr18Ni9 (304)	≤0.07	17.00-19.00	8.00-10.00	≤2.00	≤0.035	≤0.03		≤1.0
00Cr18Ni10 (304L)	≤0.03	18.00-20.00	8.00-10.00	≤2.00	≤0.035	≤0.03		≤1.0
0Cr17Ni12Mo2 (316)	≤0.08	16.00-18.50	10.00-14.00	≤2.00	≤0.035	≤0.03	2.003.00	≤1.0
0Cr17Ni14Mo2 (316L)	≤0.03	16.00-18.00	12.00-15.00	≤2.00	≤0.035	≤0.030	2.00-3.00	≤1.0

Application

About us

Our advantage:

We would like to introduce us as a professional manufacturer and exporter being of 20 years experience in stainless steel materials and products.

We have adopted a set of quality control system to ensure the reliability and stability of the products.We consistently insist on ‘quality first and customer first',your satisfactory is our constant pursuit and goal.

Our main products:

Stianless steel welded pipe

Stainless steel seamless pipe

Stainless steel square pipe

Stainless steel capillary pipe

Stainless steel coil pipe

Contact us

1)Company:Ningbo Tonglian International Trade Co.,Ltd.

2)Office Address: B706,No.66 Xing Ning Road,Ningbo,China 315040

3)Factory Address: No.6 Zhujiadu Industry Zone,Sanqishi Town,Ningbo,China 315412

4)Tel:86-574-89072106/2107/2108

5)Web:/