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

Minimum Order Quantity : 2 Tons Price : USD 600-1200 per Ton
Packaging Details : In hexagonal bundles or wooden box Delivery Time : 30-45 days
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability : 20000 Tons per Year
Place of Origin: CHINA Brand Name: TORICH
Certification: ISO9001:2008, ISO14001:2008, TS16949 Model Number: GB/T12770

Detail Information

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
High Light:

cold formed steel tube

,

structural steel square tubing

Product Description

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/

%

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
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

 

 

Double Arc Welding Mechanical Structural Steel Pipe GB/T12770 022Cr19Ni10 0

 

Double Arc Welding Mechanical Structural Steel Pipe GB/T12770 022Cr19Ni10 1

 

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