Customization: | Available |
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Type: | Stainless Steel Pipes |
Standard: | ASTM, AISI, GB, JIS, DIN, EN |
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C | Si | Mn | P | S | Ni | Cr |
≤0.08 | ≤1.500 | ≤2.00 | ≤0.035 | ≤0.030 | ≤19.00-22.00 | ≤24.00-26.00 |
Tensile strength (бb) (Mpa): | ≥520 |
Yield strength (σs) (Mpa): | ≥205 |
Area reduction (ψ)%: | ≥50 |
OD | 1mm-1220mm |
Wall thickness | 0.2mm-60mm |
Max length | as your requirements |
Materials | 303se,304,TP304,TP304L,305,306,309S,310S,310H, TP316,TP316L,316Ti,317,317L,317Ti,321,SUS321,347,SUS347,440C,440F,C-276,Ni80Cr20,Ti,630,631,632,XM7,329JI,2205,2207,S32750,S32550,S32154,S32183, 904L, |
Minimum order | 1 Ton |
Standards | ASTM A511 A269 A312 A213, GB/ T14976-2002 GB 13296-91 |
FOB Price | the latest price |
Surface | polish, primary colour,matt,mirror face ,wire drawing |
Productions requirement | cold drawing, cold rolling, precision rolling |
Main markets | Asia,Europe,Middle-east area,Africa,South/North America |
Certification | ISO |
Application | chemical industry, metallurgy, construction, water conservancy |
Product Grade | ||
300 series | 301,304,304L,309,309S,310,310S,310MoLN,316, 316L,316LN,317,317L,321,321H,330,347H |
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400 series | 403, 405, 409, 409L, 410, 410L , 420, 429 , 430, 431, 434 , 444 | |
600 Sreies | 630, 631, 632, 633, 635, 660 | |
Super Stainless Steel | 904L, 253MA, 254MO, 654MO | |
Duplex Stainless Steel | S32304 , S32550 , S31803 , S32750, S32760 |
Quality Assure:
Quality assure: | 1),Basic guarantee: | Raw material guarantee,we use the Tsingshan Brand raw material,the quality is good,adding we use the spectrum direct-reading test,our professional workers &equipments,we could guarantee the tubes is right of the clients' needs. |
2),Process control: | follow the process chart adding our workers' care |
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3),Inspection& Test | Direct-reading Spectrum Instrument analytic for chemical composition, Yield Strength, Tensile Strength, Elongation, Hardness Test, Flattening Test, Flaring Test, Eddy Current Test, Ultrasonic Test, Hydrostatic Test, Corrosion Test, etc |
General Require of ASTMA213/M
standard Items |
ASTM A213/A213M | |||
Steel grade |
TP301 TP304L TP316 TP316L TP317 TP310L TP347 TP310S TP347H△ TP310H * TP309H* TP321H△ |
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Rp0.2(Mpa) | ≥170 ; ≥205 | |||
Rm(Mpa) | ≥485 ; ≥515 | |||
A(%) | ≥35 | |||
Flatten experiment(mm) | H=1.09t/(0.09+t/D) | |||
flaring test | Inside diameter 21-68% | |||
Grain size | "*"," △ "ASTM E112/ "△ "7#or above7#"*"6#or above6# | |||
hydrostatic test (Mpa) |
D | Pmax | P=220.6t/D |
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<25.4 | 7 | |||
25.4-<38.1 | 10 | |||
38.1-<50.8 | 14 | |||
50.8-<76.2 | 17 | |||
76.2-<127 | 24 | |||
≥127 | 31 | |||
Crystal corrosion test |
ASTM A262 | |||
nondestructive inspection | ASTM E213 E309 E426 | |||
Heat treatment (solid solution) | required | |||
Out-diameter tolerance(mm) |
OD | TOLERANCE | ||
<25.4 | ±0.10 | |||
25.4-≤38.1 | ±0.15 | |||
>38.1-<50.8 | ±0.20 | |||
50.8-<63.5 | ±0.25 | |||
63.5-<76.2 | ±0.30 | |||
76.2-≤101.6 | ±0.38 | |||
>101.6-≤190.5 | ±0.38/-0.64 | |||
>190.5-≤228.6 | ±0.38/-1.14 | |||
Thickness tolerance(mm) |
OD | TOLERANCE | ||
≤38.1 | +20%-0 | |||
>38.1 | +22%-0 | |||
straightness(mm/m) | REASONABLE | |||
HARDNESS | HRB<90 |
Website:https://tjdswsteel.en.made-in-china.com | |
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