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Double Arc Welding Mechanical Structural Steel Pipe GB/T12770 022Cr19Ni10

GB/T12770 022Cr19Ni10 Double Arc Welding Mechanical Structures Stainless Steel Tubes

Size:

OD:20-500mm

WT:2-50mm

Length:2-12m

Application:

Electric heater fields like metal tube heater,hot runner,thermostat,heating apparatus,air conditioning,refrigerators and other household appliances,heating etc.Food and beverage,petroleum chemical industry,heat exchanger,condenser,marine environment,paper making,chemical fertilizer,instrumentation,medical,Automotive engineering,aerospace,pipe structure,priting textile and etc.

Surface condition:

Bright Annealed

Polished

Annealed&Pickled

Bright Annealed+Fine polishing

Electropolishing

Mechanical Properties of Steel Tube

Number	Grade	Required Tensile Strength of Plastics Rp0.2/ MPa	Tensile Strength Rm MPa		Elongation A/ %
			Tensile Strength Rm MPa		Heat Treatment State	Non-heat Treatment State
		Not Less Than
1	12Cr18Ni9	210		520	35	25
2	06Cr19Ni10	210		520
3	022Cr19Ni10	180		480
4	06Cr25Ni20	210		520
5	06Cr17Ni12Mo2	210		520
6	022Cr17Ni12Mo2	180		480
7	06Cr18Ni11Mo2	210		520
8	06Cr18Ni11Nb	210		520
9	022Cr22Ni5Mo3N	450		620	25	-
10	022Cr23Ni5Mo3N	485		655	25	-
11	022Cr25Ni7Mo4N	550		800	15	-
12	022Cr19Ti	180		360	20	-
13	019Cr19Mo2NbTi	240		410
14	06Cr13Al	177		410
15	022Cr11Ti	275		400	18	-
16	022Cr12Ni	275		400	18
17	06Cr13	210		410	20	-

Tolerance of OD

Classification	Nominal OD	Permissible Tolerance
Classification	Nominal OD	PC	PB	PA
HT	＜25	±0.20	±0.15	±0.10
	≥25~＜40	±0.30	±0.25	±0.20
	≥40~＜63	±0.50	±0.30	±0.25
	≥63~＜90	±0.60	±0.50	±0.40
	≥90~＜159	±0.80	±0.65	±0.50
	≥159~＜300	±0.8%D	±0.7%D	±0.5%D
	≥300~＜610	±0.1%D	±0.8%D	±0.6%D
	≥10	protocol	protocol	protocol
WC SP	＜25	±0.15	±0.12	±0.10
	≥25~＜40	±0.20	±0.15	±0.13
	≥40~＜50	±0.20	±0.18	±0.15
	≥50~＜60	±0.25	±0.20	±0.18
	≥60~＜90	±0.30	±0.28	±0.25
	≥90~＜100	±0.40	±0.35	±0.30
	≥100~＜200	±0.5%D	±0.4%D	protocol
	≥200	protocol	protocol	protocol

Product Tags:

cold formed steel tube

structural steel square tubing

Double Arc Welding Mechanical Structural Steel Pipe GB/T12770 022Cr19Ni10

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Categories	Structural Steel Pipe
Brand Name:	TORICH
Model Number:	GB/T12770
Certification:	ISO9001:2008, ISO14001:2008, TS16949
Place of Origin:	CHINA
MOQ:	2 Tons
Price:	USD 600-1200 per Ton
Payment Terms:	L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability:	20000 Tons per Year
Delivery Time:	30-45 days
Packaging Details:	In hexagonal bundles or wooden box
Product name:	GB/T12770 022Cr19Ni10 Double Arc Welding Stainless Steel Tubes
Surface:	Pickling
Material:	12Cr18Ni9 06Cr19Ni10 022Cr19Ni10 022Cr17Ni12Mo2
Shape:	Round Shape
Usage:	Mechanical Structures
Type:	Welded Steel Tube
Length:	2-12m
OD:	20-500mm
WT:	0.3-10mm