wenzhoushi chengyu steel co.,ltd
High-quality service, high-tech innovation, high-speed development.
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Standard:JIS,AISI,ASTM,GB,DIN,EN,GOST
Type:Seamless
Grade:SUS304, EN X5CrNi18-10, 1.4301 etc
Size:OD6mm-1024mm WT0.5mm-68mm LENGTH 50mM-12000mm
Application:Petroleum,Chemical Engineering,Fluid Machinery,Irrigation Works,Electric Power,Environmental,Etc
Surface Finish:Brush polish,Hairline,160grit,Mirror,Bright,Etc
Technique:Cold rolling,Cold drawing
Test: Hardness Test,Hydrostatic Test,Ultrasonic Test,Eddy Current Test,Dimensional Checking,Chemical Analysis Etc
Inspection:100%
Price Term:FOB,CFR,CIF or as negotiation
Some knowledge:There shall be no cracks, folds, cracks, cracks, rolling folds, layer separation and scarring on the inner and outer surfaces of the steel pipes. These defects shall be completely removed (except for pipes used for mechanical processing), and the wall thickness and outer diameter shall not exceed negative deviation after removal.Other minor surface imperfections not exceeding the allowable negative deviation may not be removed.
| Stainless Steel Chemical Composition (%,max) | ||||||||||||
| UNS | ASTM | DIN | JIS | C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Ni ≤ | Cr ≤ | Mo | Others |
| S30400 | 304 | 1.4301 | SUS304 | 0.08 | 0.75 | 2 | 0.04 | 0.03 | 8.00-11.00 | 18.00-20.00 | ||
| S30403 | 304L | 1.4306 | SUS304L | 0.035 | 0.75 | 2 | 0.04 | 0.03 | 8.00-13.00 | 18.00-20.00 | ||
| S30451 | 304N | 1.4315 | SUS304N1 | 0.08 | 0.75 | 2 | 0.04 | 0.03 | 8.00-11.00 | 18.00-20.00 | N:0.1-0.16 | |
| S30900 | 309 | 1.4828 | SUS309 | 0.15 | 0.75 | 2 | 0.04 | 0.03 | 12.00-15.00 | 22.00-24.00 | ||
| S31000 | 310 | 1.4821 | 0.15 | 0.75 | 2 | 0.04 | 0.03 | 19.00-22.00 | 24.00-26.00 | |||
| S31600 | 316 | 1.4401 | SUS316 | 0.08 | 0.75 | 2 | 0.04 | 0.03 | 11.00-14.00 | 16.00-18.00 | 2.00-3.00 | |
| S31603 | 316L | 1.4404 | SUS316L | 0.035 | 0.75 | 2 | 0.04 | 0.03 | 10.00-15.00 | 16.00-18.00 | 2.00-3.00 | |
| S31700 | 317 | 1.4436 | SUS317 | 0.08 | 0.75 | 2 | 0.04 | 0.03 | 11.00-14.00 | 18.00-20.00 | 3.00-4.00 | |
| S32100 | 321 | 1.4541 | SUS321 | 0.08 | 0.75 | 2 | 0.04 | 0.03 | 9.00-13.00 | 17.00-20.00 | Ti:5xC%-0.70B | |
| S34700 | 347 | 1.455 | SUS347 | 0.08 | 0.75 | 2 | 0.04 | 0.03 | 9.00-13.00 | 17.00-20.00 | Nb+Ta:10xC%-1.00 | |
| S31635 | 316Ti | 1.4571 | SUS316Ti | 0.08 | 0.75 | 2 | 0.04 | 0.03 | 11.00-14.00 | 16.00-18.00 | 2.00-3.00 | Ti:5xC%-0.75 |
| 0.03 | 1 | 2 | 0.02 | 0.02 | 4.5-6.5 | 21.00-23.00 | 2.50-3.50 | N:0.08-0.2 | ||||
| 0.03 | 0.8 | 1.2 | 0.03 | 0.015 | 6.0-8.0 | 24.00-26.00 | 3.00-5.00 | N:0.24-0.32 | ||||
20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High)
40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High)
40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High)
20 feet container load 25tons pipes whose length is under 5.8m
40 feet container load 28tons pipes whose length is under 11.8m
Q1: Wonder if you accept small orders?
A1: Do not worry. Feel free to contact us. In order to get more orders and give our clients more convener ,we accept small order.
Q2: Can you send products to my country?
A2: Sure, we can. If you do not have your own ship forwarder, we can help you.
Q3: Can you do OEM for me?
A3: We accept all OEM orders,just contact us and give me your design.we will offer you a reasonable price and make samples for you ASAP.
Q4: What's your payment terms ?
A4: By T/T,LC AT SIGHT,30% deposit in advance, balance 70% before shipment.
Q5: How long is your production lead time?
A5:It depends on product and order qty. Normally, it takes us 15 days for an order with MOQ qty.
Q6: When can I get the quotation ?
A6: We usually quote you within 24 hours after we get your inquiry. If you are very urgent to get the quotation.Please call us or tell us in your mail, so that we could regard your inquiry priority.