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Diameter 4-1200mm Welded 316 / 316L Stainless Steel Pipes for Liquid GB/T 12771

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Diameter 4-1200mm Welded 316 / 316L Stainless Steel Pipes for Liquid GB/T 12771

Name: Diameter 41200mm Welded 316 316L Stainless Steel Pipes for Liquid GBT 12771
Brand: TORICH
Price: 2000 USD

China Diameter 4-1200mm Welded 316 / 316L Stainless Steel Pipes for Liquid GB/T 12771 wholesale

Brand Name : TORICH

Model Number : GB/T 12771

Certification : ISO 9001 ISO 14001 TS 16949

Place of Origin : China

MOQ : 5 Ton

Price : USD 2000-3000/Ton

Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram

Supply Ability : 40000 Ton/Year

Delivery Time : 30 days

Packaging Details : Packing in wooden box，hexagonal bundles or other seaworthy ways.

Product Name : Welded Stainless Steel Pipes for Liquid Service GB/T 12771

Material : 304/304L 316/316L

Surface : Polishing

Application : Liquid delivery

Shape : Round

OD : 4-1200mm

WT : 0.3-200m

Length : 2-12m

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Welded Stainless Steel Pipes for Liquid Service GB/T 12771

SPEC:

Material:304/304L 316/316L

Diameter : 4-1200mm

Wall thickness : 0.3-200mm

Length : 2-12m Upon customer's request

Tolerance:

According to the following tables or customers’ request.

Table 1 Tolerance of OD

Classification	D	Permissible Tolerance
Classification	D	A	B
H	All Dimensions	±0.5% or ±0.20	±0.75% or ±0.30
T	＜40	±0.20	±0.30
	≥40~＜65	±0.30	±0.40
	≥65~＜90	±0.40	±0.50
	≥90~＜168.3	±0.80	±1.00
	≥168.3~＜325	±0.75%D	±1%D
	≥325~＜610	±0.6%D	±1%D
	≥610	±0.6%D	±0.7%D or ±10
WC SP	＜40	±0.15	±0.20
	≥40~＜60	±0.20	±0.30
	≥60~＜100	±0.30	±0.40
	≥100~＜200	±0.4%D	±0.5%D
	≥200	±0.5%D	±0.75%D

Table 2 Tolerance of WT

Nominal WT	Permissible Tolerance
≤0.5	±0..10
＞0.5~1.0	±0.15
＞1.0~2.0	±0.20
＞2.0~＜4.0	±0.30
≥4.0	±10%S

Table 3 Bending degree

Out diameter/mm	Bending degree/(mm/m)
≤108	≤1.5
＞108~325	≤2.0
＞325	≤2.5

Table 4 Mechanical properties of steel tubes.

Number	New Brand	Ola Brand	non-proportional extension strength / MPa	tensile strength / MPa	elongation after fracture A/ %
			non-proportional extension strength / MPa	tensile strength / MPa	Heat treatment condition	Non-heat treatment condition
			Not less than
1	12Cr18Ni9	1Cr18Ni9	210	520	32	25
2	06Cr19Ni10	0Cr18Ni9	210	520
3	022Cr19Ni10	00Cr19Ni10	180	480
4	06Cr25Ni20	0Cr25Ni20	210	520
5	06Cr17Ni12Mo2	0Cr17Ni12Mo2	210	520
6	022Cr17Ni12Mo2	00Cr17Ni14Mo2	180	480
7	06Cr18Ni11Ti	0Cr18Ni10Ti	210	520
8	06Cr18Ni11Nb	0Cr18Ni11Nb	210	520
9	022Cr18Ti	00Cr17	180	360	20	--
10	019Cr19Mo2NbTi	00Cr18Mo2	240	410
11	06Cr13Al	0Cr13Al	177	410
12	022Cr11Ti	--	275	400	18	--
13	022Cr12Ni	--	275	400	18	--
14	06Cr13	0Cr13	210	410	20	--

Characteristic:

Good concentricity

Good surface quality

Good OD and ID tolerance

High Precision

Stable quality

Smooth Roughness

TORICH QUALITY ASSURANCE

Processing:Single-sided automatic arc welding or Double-sided automatic arc welding

Technical Delivery Conditions:Heat treatment+pickling

Widely used in the field of:Liquid delivery

Product Images:

Product Tags:

welding steel tubing

electric resistance welded steel tube

Diameter 4-1200mm Welded 316 / 316L Stainless Steel Pipes for Liquid GB/T 12771 Images

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