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Mr. He
Contact Person
Duochang grating is manufactured with the most advanced high-voltage resistance forge welder available in the world, thus manufacturing high- quality grating with firm welding points, high stability and strength.
Duochang Gratings Advantages;
1.Save material:It is the most saving material method in the same loading condition, correspondingly reduces the supporting structure material.
2.Constructs easily:Fastness with bolts in the supporting clamp, one person can finish it.
3.Durable:Hot dip zinc antisepsis treatment before leaving the factory, anti-impact and bearing heavy pressure ability strong.
Quality standard
China: YB/T4001-1998
America: ANSI/NAAMM(MBG531-88)
England: BS4592-1-1995
Australia: AS1657-1985
Steel material standard: China GB700-88
Hot dip zinc standard:China GB/T13912-92
Note: Products can also be manufactured according to other standard as agreed by both parties (Buyer and Seller).
Besides specifications recommended below, other specifications are also available for design and manufacturing, which will depend on the quantity and delivery schedule requested. All details should be indicated in the contract after agreement of both parties.
No. Item Description
1 Bearing Bar 25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc;
I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc
US standard: 1
Shipping via: Ocean
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