100% Original 4140 Seamless Tubing - Seamless square pipe welded square pipe carbon steel square pipe mechanical pipe – Huayi
100% Original 4140 Seamless Tubing - Seamless square pipe welded square pipe carbon steel square pipe mechanical pipe – Huayi Detail:
Product Description
The allowable deviation of the wall thickness of square pipe shall not exceed plus or minus 10% of the nominal wall thickness when the wall thickness is not greater than 10mm, and plus or minus 8% of the wall thickness when the wall thickness is greater than 10mm, except for the wall thickness of corner and weld area. The normal delivery length of square rectangular pipe is 4000mm-12000mm, mostly 6000mm and 12000mm. The rectangular tube is allowed to deliver short and non fixed length products not less than 2000mm, or in the form of interface tube, but the Demander shall cut off the interface tube when using it. The weight of short length and non fixed length products shall not exceed 5% of the total delivery volume, and for square moment tubes with theoretical weight greater than 20kg / m, it shall not exceed 10% of the total delivery volume. The bending degree of square rectangular pipe shall not be greater than 2mm per meter, and the total bending degree shall not be greater than 0.2% of the total length.
Product Parameter
| Standerd | GB ASTM ASME JIS DIN |
| Steel pipe grade | 20 45 Q345 40cr 42crmo A53 SA53 ST35（E235）ST37.4 ST45（E255） ST52（E355）1045 S45C gr.50 5120 5140 |
| Lengh | 6/12m |
| Outer Diameter | 10*10-500*500 mm |
| wall thickness | 0.5-30mm |
| Processing Service | Cutting/Bending/Punching or according to the customer’s demand |
| Surface | Galvanized Coated,black painted |
| Technology | Seamless or with seam |
| Packaging Details | Bare packing/wooden case /waterproof cloth |
| Terms of Payment | T/T L/C at sight |
| 20 feet container contains dimension | Length under 6000mm/25T |
| 40 feet container contains dimension | Length under 12000mm/27T
|
| Samples | Free samples are provided but the freight is paid by the buyer |
| Min order | 5 Ton |
Product Show
Processing Services
Advantage
Our company has a large number of inventory, can meet your needs in time.
provide relevant information in time according to the customer’s demand to ensure the quantity and quality of products.
Relying on the country’s largest steel market, one-stop with all the products you need to save costs for you.
Product Application
For engineering construction, glass curtain wall, door and window decoration, steel structure, guardrail, machinery manufacturing, automobile manufacturing, household appliance manufacturing, shipbuilding, container manufacturing, electric power, agricultural construction, agricultural greenhouse, bicycle frame, motorcycle frame, shelf, fitness equipment, leisure and tourism products, steel furniture, various specifications of oil casing, oil pipe and pipeline pipe, water, gas, sewage Air, heating and other fluid transportation, fire fighting and support, construction industry, etc.
Production Process
Product detail pictures:
Related Product Guide:
Our primary purpose is to give our shoppers a serious and responsible company relationship, giving personalized attention to all of them for 100% Original 4140 Seamless Tubing - Seamless square pipe welded square pipe carbon steel square pipe mechanical pipe – Huayi, The product will supply to all over the world, such as: Kuala Lumpur, Macedonia, Luxemburg, Our company has already had a lot of top factories and professional technology teams in China, offering the best products, techniques and services to worldwide customers. Honesty is our principle, professional operation is our work, service is our goal, and customers' satisfaction is our future!
By Nicola from Azerbaijan - 2017.04.28 15:45
Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!
By Page from Cologne - 2018.12.11 11:26
