Product Details

ASTM A312 tp304 tp316 50mm diameter stainless steel pipe

Name	50mm diameter stainless steel welded pipe
Items	Square tubes, round tubes, oval pipes, special shaped pipes, empaistic pipes, fittings
Standard	ASTM A554, A249, A268 and A270
Material Grade	201: Ni 0.8%~1%
	202: Ni 3.5%~4.5%
	304: Ni 8%, Cr 18%
	316: Ni 10%, Cr 18%
	316L: Ni10%~14%
	430: Cr16%~18%
Outer Diameter	9.53mm--159mm
Thickness	0.3mm - 3.0mm
Length	6m or as customers' request
Tolerance	a) Outer Diameter: +/- 0.2mm
	b) Thickness: +/- 0.02mm
	c) Length: +/- 5mm
Surface	Pickling and annealing AP tube BA tube
Application	Liquid or gas transportation,such as oil and gas,water or chemical liquids.
Test	Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT
Chemical Composition of Material	Material Composition	201	202	304	316L	430
	C	≤0.15	≤0.15	≤0.08	≤0.035	≤0.12
	Si	≤1.00	≤1.00	≤1.00	≤1.00	≤1.00
	Mn	5.5-7.5	7.5-10	≤2.00	≤2.00	≤1.00
	P	≤0.06	≤0.06	≤0.045	≤0.045	≤0.040
	S	≤0.03	≤0.03	≤0.030	≤0.030	≤0.030
	Cr	13-15	14-17	18-20	16-18	16-18
	Ni	0.7-1.1	3.5-4.5	8-10.5	10-14
	Mo				2.0-3.0
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	<90

How to make sure the quality?

From raw materials to finished products, every process is tested and controlled professionally and seriously by our professional machines and person.

Our Advantages
A	Experienced steel pipe products supplier:more than 30 years of manufacturing and selling experience in domestic ,13 years B2B experience in steel pipe field.
B	Alibaba golden supplier, BV inspected supplier, trade assurance supplier.
C	Factory recognized by CE/BV/ISO9001, ISO14001,OHSMS18000 and so on.
D	Our factory has been audited by customers all over the world, also our products was always inspected by the third inspection parties, such as SGS, BV etc.
E	Provide perfect after-sales service, be responsible for each problem encountered.

What kind of package,shipping and payment methods we can provide?

Packaging & Shipping

Packing Method	Small size in bundles, big size in bulk, seaworthy packaging or as per customer's requests.
Shipping Way	Usually by Sea, by Air, by Train or River-and-Sea Coordinated Transport or as per customer's request.
Payment	L/C,T/T,Onetouch,Trade Assurance Order etc or as your requirement.

Let us introduce our additional services and show the 2015 BV inspected report for your reference.

Our Services

What can I do for you?

A. Stable quality—with advanced equipments and all raw materials comes from stat-owned mill in China.

B. Competitive price—Not cheapest but the lowest at the same quality.

C. Good service—one-stop service, besides the stainless steel pipe, we can also other relative steel pipe and pipe fittings to you.

D. Delivery time—on-time delivery, lots of stock for standard size pipes.

E. Customized ,small/trail order and mixed order are welcomed.

The competitive advantage of product line:

1.We can source these matching products which are related to steel pipe and pipe fittings.

2.Our company has an experienced team to trace all products after sale for customers.

3.Our expert will offer the professional suggestion to the customers to achieve cost effective when the customers choose the material of the product.

ASTM A312 tp304 tp316 50mm diameter stainless steel pipe

50mm diameter stainless steel welded pipe

The competitive advantage of product line: