Rec tube: big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,constructio Rec tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,construction,mechanical...

Rec tube: big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,constructio Rec tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,construction,mechanical...

Rec tube: big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,constructio Rec tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,construction,mechanical...

Rec tube: big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,constructio Rec tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,construction,mechanical...

square tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,constructio square tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,construction,mechanical...

square tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,constructio square tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,construction,mechanical...

square tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,constructio square tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,construction,mechanical...

square tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,constructio square tube big sized cold rolled-forming steel hollow section: These products are widely used in steel structural,construction,mechanical...

Square\Rectangular Tubes specification is complete Good quality Lowest price Good service GB/T6728-2002   ASTM A500 Gr. A.B.C.   JIS G3466Different appearance of the surface:BRIGHTEN: Brighten steel pipe is made of brighten annealed steel strip (a kind of...

1Cr17Mn6Ni5N stainless steel 201 stainless steel material, has the acid and alkali, density is high, polishing no bubble 1Cr17Mn6Ni5N stainless steel 1.201 stainless steel material, has the acid and alkali, density is high, polishing no bubble, no pinhole wait for a...