Customization: | Available |
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After-sales Service: | 1 Year |
Type: | Welded |
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PRODUCTION PICTURE:![]()
Tolerance of Outside Diameter and Wall Thickness
LSAW STEEL PIPE MANUFACTURING PROCESS: ![]() PRODUCT SIZE:
LOGISTIC: PMC logitics to offer customers a wide range of third-party logistics services for raw,semi-finished and finished metal products. We have many years of experience handling international metal logistics and can offer a full suite of services. Our logistics will enhance customers' competitiveness and growth opportunities by providing superior solutions and services in a cost effective manner.
Permanentsteel Logistics is a registered international freight forwarder with assets in place to help process and move your material. As requested by our customers, we can provide a wide range of services to streamline international supply chains. Our services include:
2.Preparing and filing required export documentation such as the bill of lading and routing appropriate documents to the seller, the buyer or a paying bank.1.Advising on importing and exporting including freight providers, ports of loading and discharge, consular fees, special documentation, insurance costs and freight handling. 3.Advising on the most appropriate mode of cargo transport and making arrangements to pack and load the cargo. 4.Reserving the necessary cargo space on a vessel, train or truck. 5.Making arrangements with overseas customs brokers to ensure that the goods and documents comply with customs regulations. ![]() ![]() QUALITY CONTROL: Permanent has several third party approvals for their manufacturing process as well as customer approvals.
INSPECTION CENTER: ![]() FACTORY SHOW: ![]() ![]()
ABOUT US:
Permanent Steel Manufacturing Co.,Ltd has been committed to being a major supplier of quality kinds of carbon steel pipe, stainless steel/alloy tube, hollow section, numerous types of piping equipments including Bend, Cap, Coupling, Elbow, Reducer, Stub End, Tee, Olet, Joint, Gasket, etc. The Products from Permanent Steel Manufacturing Co.,Ltd are supplied in accordance with appropriate International Standards as well as Customer Specifications in a large variety of steel grades and dimensions. Permanent Steel Manufacturing Co.,Ltd on a 250,000 m2 area and has three production units: Foundry, Rolling and Extrusion mills. Permanent Steel Manufacturing Co.,Ltd operates under strict quality, environmental, as well as health and safety management systems, in compliance with ISO 9001, ISO 14001 and OHSAS 18001 standards. ![]() Our Customer: ![]() FAQ: Q: Are you trading company or manufacturer ?A: We own factory/company in many country in Asia such as China/Singapore/Malaysia....Q: How long is your delivery time?A: Generally it is 5-10 days if the goods are in stock. or it is within 30 days if the goods are not in stock, it is according to quantity.Q: Do you provide samples ? is it free or extra ?A: Yes, we could offer the sample for free charge but do not pay the cost of freight.Q: What is your terms of payment ?A:100% Flexible payment support as we are a international group which have company/factory in many country Asia such as Singapore which have best financial support, we can accept TT/LC/ DA/DP/OA... |
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Classfication | Standard | Main Products | |||||||||||||||
Steel Pipe for Fluid Service | GB/T 14291 | Welded pipe for mine fluid sevice | |||||||||||||||
GB/T 3091 | Welded pipe for low pressure fluid service | ||||||||||||||||
SY/T 5037 | Spirally submerged arc welded steel pipe for pipelines for low pressure fluid service | ||||||||||||||||
ASTM A53 | Black and hot-hipped galvanized welded and seamless steel pipe | ||||||||||||||||
BS EN10217-2 | Welded steel tybes for pressure purposes - delivery technical conditions - part2: Electric welded non- alloy and alloy steel tubes with specified elevated temperature properties | ||||||||||||||||
BS EN10217-5 | Welded steel tybes for pressure purposes - delivery technical conditions - part5: submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties | ||||||||||||||||
Steel Pipe for Ordinary Structure | GB/T 13793 | Longitudinally electric resistance welded steel pipe | |||||||||||||||
SY/T 5040 | Spirally submerged arc welded steel pipe piles | ||||||||||||||||
ASTM A252 | Welded and seamless steel pipe piles | ||||||||||||||||
BS EN10219-1 | Cold formed welded structural hollow sections of non-alloy and fine grain steels - part1: Technical delivert conditions | ||||||||||||||||
BS EN10219-2 | Cold formed welded structural hollow sections of non-alloy and fine grain steels - part2: tolerances dimmsions and sectional properties | ||||||||||||||||
Line Pipe | GB/T 9711.1 | Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class A steel pipe) | |||||||||||||||
GB/T 9711.2 | Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class B steel pipe) | ||||||||||||||||
API 5L PSL1/2 | Line pipe | ||||||||||||||||
Casing | API 5CT/ ISO 11960 PSL1 | Steel pipe for use as casing or tubing for wells of petroleum and natural gas industries |
Standard | Tolerance of Pipe Body | Tolerance of Pipe End | Tolerance of Wall Thickness | |||
Out Diameter | Tolerance | Out Diameter | Tolerance | ≤±10% | ||
GB/T3091 | OD≤48.3mm | ≤±0.5 | OD≤48.3mm | - | ||
48.3<OD≤273.1mm | ≤±1.0% | 48.3<OD≤273.1mm | - | |||
273.1<OD≤508mm | ≤±0.75% | 273.1<OD≤508mm | -0.8~+2.4 | |||
OD>508mm | ≤±1.0% | OD>508mm | -0.8~+3.2 | |||
GB/T9711.1 | OD≤48.3mm | -0.79~+0.41 | - | - | OD≤73 | -12.5%~+20% |
60.3<OD≤457mm | ≤±0.75% | OD≤273.1mm | -0.4~+1.59 | 88.9≤OD≤457 | -12.5%~+15% | |
508<OD≤941mm | ≤±1.0% | OD≥323.9 | -0.79~+2.38 | OD≥508 | -10.0%~+17.5% | |
OD>941mm | ≤±1.0% | - | - | - | - | |
GB/T9711.2 | 60<OD≤610mm | ±0.75%D~±3mm | 60<OD≤610mm | ±0.5%D~±1.6mm | 4mm<WT<25mm | ±12.5%T~±15.0%T |
610<OD≤1430mm | ±0.5%D~±4mm | 610<OD≤1430mm | ±0.5%D~±1.6mm | WT≥25mm | -3.00mm~+3.75mm | |
OD>1430mm | - | OD>1430mm | - | - | -10.0%~+17.5% | |
SY/T5037 | OD<508mm | ≤±0.75% | OD<508mm | ≤±0.75% | OD<508mm | ≤±12.5% |
OD≥508mm | ≤±1.00% | OD≥508mm | ≤±0.50% | OD≥508mm | ≤±10.0% | |
API 5L PSL1/PSL2 | OD<60.3 | -0.8mm~+0.4mm | OD≤168.3 | -0.4mm~+1.6mm | WT≤5.0 | ≤±0.5 |
60.3≤OD≤168.3 | ≤±0.75% | 168.3<OD≤610 | ≤±1.6mm | 5.0<WT<15.0 | ≤±0.1T | |
168.3<OD≤610 | ≤±0.75% | 610<OD≤1422 | ≤±1.6mm | WT≥15.0 | ≤±1.5 | |
610<OD≤1422 | ≤±4.0mm | OD>1422 | - | - | - | |
OD>1422 | - | - | - | - | - | |
API 5CT | OD<114.3 | ≤±0.79mm | OD<114.3 | ≤±0.79mm | ≤-12.5% | |
OD≥114.3 | -0.5%~1.0% | OD≥114.3 | -0.5%~1.0% | |||
ASTM A53 | ≤±1.0% | ≤±1.0% | ≤-12.5% | |||
ASTM A252 | ≤±1.0% | ≤±1.0% | ≤-12.5% |