Shandong Zayi Steel Co.,ltd
Product
|
SCr415 SCr420 SCr430 SCr435 SCr440 SCr445 seamless steel tube for machine
|
Standard
|
JIS G4053
|
Material
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SCr415 SCr420 SCr430 SCr435 SCr440 SCr445
|
Surface
|
Black paint, varnish, oil, galvanized
|
Pipe Length
|
5.8 m to 12 m, can be customized according to the length requirements
|
Pipe Ends
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Plain Ends, Beveled Ends
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End Protector
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1. Plastic caps (small OD) 2. Iron protector (large OD)
|
Application
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Fluid pipe, oil pipe, gas pipe, structure pipe, boiler tubes
|
Test
|
Chemical Component Analysis, Mechanical Properties, Technical Properties, Exterior Size
|
Productivity
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50000 tons per month
|
Min Order
|
20 ton
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Remark
|
Special design available according to requirement
|
Chemical compositon:
Symbol of grade
|
C
|
Si
|
Mn
|
P
|
S
|
Ni
|
Cr
|
Mo
|
Cu
|
SCr415
|
0.13-0.18
|
0.15-0.35
|
0.60-0.90
|
≤0.03
|
≤0.03
|
≤0.25
|
0.90-1.2
|
-
|
≤0.3
|
SCr420
|
0.18-0.23
|
0.15-0.35
|
0.60-0.90
|
≤0.03
|
≤0.03
|
≤0.25
|
0.90-1.2
|
-
|
≤0.3
|
SCr430
|
0.28-0.33
|
0.15-0.35
|
0.60-0.90
|
≤0.03
|
≤0.03
|
≤0.25
|
0.90-1.2
|
-
|
≤0.3
|
SCr435
|
0.33-0.38
|
0.15-0.35
|
0.60-0.90
|
≤0.03
|
≤0.03
|
≤0.25
|
0.90-1.2
|
-
|
≤0.3
|
SCr440
|
0.38-0.43
|
0.15-0.35
|
0.60-0.90
|
≤0.03
|
≤0.03
|
≤0.25
|
0.90-1.2
|
-
|
≤0.3
|
SCr445
|
0.43-0.18
|
0.15-0.35
|
0.60-0.90
|
≤0.03
|
≤0.03
|
≤0.25
|
0.90-1.2
|
-
|
≤0.3
|
Production Method:
Inspection:
Warehouse:
FAQ
Q: Are you the factory?
A: Yes,our factory are located in Liaocheng City,Shandong Province.
Q: How long of your delivery date?
A:
*General specification of product is about 14 days after received advance payment.
*special requirement need about 25-30 days.
Q: Transportation safety and payment security.
A: We choose the safe and reliable shipping company for the customers, short shipping date and transportation safety, which guarantees the timely delivery and good quality.
Q: Can I go to your factory to visit?
A: Of course, we welcome customers from all over the world to visit our factory. However, some of the plants are not open to the public.
Q: Does the product have quality inspection before loading?
A: Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.
Q:How to pack the products?
A:The inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It can effectively protect products from corrosion during ocean transportation.