Standard | ||
GB standard | Seamless steel pipe for structural purpose | GB/T8162-2008 |
Seamless steel pipe for liuid service | GB/TB8163-2008 | |
Seamless steel tubes for low and medium boiler | GB/3087-1999 | |
Seamless steel tubes for high pressure boiler | GB/5310-1995 | |
Seamless carbon steel marine tubes | GB/T5312-1999 | |
High-pressure seamless steel tubes for chemical fertilizer equipments | GB/6479-2000 | |
ASTM standard | Black and hot-dipped zinc-coated steel pipes welded and seamless | ASTM A53 |
Seamless carbon steel for high temperature service | ASTM A106 | |
Seamless cold-drawn low-carbon steel heat exchanger and condenser tubes | ASTM A179 | |
Seamless carbon steel boiler tubes for high pressure | ASTM A192 | |
Seamless Medium-carbon boiler and superheater tubes | ASTM A210 | |
Seamless carbon for mechanical tubing | ASTM A519 | |
API standard | Seamless steel pipe for casing | API Spec 5CT |
Seamless steel pipe for line pipe | API Spec 5L | |
DIN standard | Seamless steel tube for elevated temperture | DIN 17175 |
Cold drawn seamless prevision pipe | DN2391 | |
Seamless circular unalloyed steel tubes subject to special requirements | DIN 1629 |
Types | |
Structure Purposes | General structure and mechanical |
Liquid Services | Petroleum, gas and other fluids conveying |
Low and Medium Pressure | Steam and boiler manufacturing |
Hydraulic Pillar Service | Hydraulic support |
Auto Semi-shaft Casing | Auto sem-shaft casing |
Line Pipe | Oil and gas conveying |
Tubing and Casing | Oil and gas conveying |
Drill Pipes | Well drilling |
Geological Drilling Pipes | Geological drilling |
Petroleum Cracking Tubes | Furnace tubes, heat exchangers |
1.Q: What product you can provide?
A: We provide products such like stainless steel coil, sheet, plate,strip, pipe, bar/tube, beam, angle and Carbon Steel coil, sheet, plate, pipe, bar/tube, beam, angle and channel, copper Coil/sheet/pipe. Hastelloy alloy, superalloy, nickel molybdenum alloy, inconel alloy, monel alloy, soft magnetic alloy and PPGI, PPGL and galvanized steel coil/sheet/plate/pipe, etc.
2
.Q: How about the MOQ?
A: 50 pcs for steel sheet/plate and 2 tons for other steel products.
3.Q: What about the delivery time for bulk order?
A: Around 5 days for the regular products, customized need around 6 days. 7-15 days for special sizes and processing. Always based on the quantity.
4.Q: Do you supply free samples?
A: Yes, we would send small samples for free, size is 80x110mm.
5.Q: What's your terms of payment ?
A: Payment less than 5000 USD, 100% in advance. Payment more than 5000 USD, 30% T/T in advance, balance before shippment.
6.Q: What about the quality control?
A: Every piece is selected carefully, strictly produced following ISO9000 system.
7.Q: How do you protect the steel sheet surface?
A: Each plate must have the second layer PVC laser film, one layer is 7cm thick, double lays are 14cm thick.
8.Q: Do you have any assurance for your stainless steel coils?
A: It will have the mill test for quality and material report for each shipment.