Product Details

Basic Info
• Model NO.: a complete range of specifications
• Size: Normal
• Layer: Single
• Forming: Hot-Rolled Steel
• Type of Steel for Building Structure: Cold Forming Sectional Steel
• Residential Wall Structure: Wall Stud
• Thickness: 0.5-3mm
• Trademark: coldbend
• Origin: Tianjin
• Type: Green House
• Cover Material: Plastic Sheet
• Standard: GB
• Connection Form: Bolt Connection
• Carbon Structural Steel: Q235
• Application: Steel Workshop, Steel Structure Platform, Steel Fa
• Length: 5-12m
• Specification: normal or as your oder
Product Description
Company Description:
Tianjin Coldbend Imp. & Exp. Co., Ltd. is a productive enterprise.
Our company was established in 2011, is a set of solar bracket development, manufacturing and sales of production-oriented enterprises. The company independent research and development production of solar mounting systems ground mounting system, roof mounting system , matrix stents and other products to meet different latitudes range of different terrain, different roof mounting system requirements.

Comparison Table:
GB Standard Channels:
Size	Specification(mm)			Theory Weight (kg/m)
	h	b	d
5#	50	37	4.5	5.438
6.3#	63	40	4.8	6.634
8#	80	43	5	8.045
10#	100	48	5.3	10.007
12#	120	53	5.5	12.059
12.6	126	53	5.5	12.319
14#a	140	58	6	14.535
14#b	140	60	8	16.733
16#a	160	63	6.5	17.24
16#b	160	65	8.5	19.752
18#a	180	68	7	20.174
18#b	180	70	9	23
20#a	200	73	7	22.637
20#b	200	75	9	25.777
22#a	220	77	7	24.999
22#b	220	79	9	28.453
25#a	250	78	7	27.41
25#b	250	80	9	31.335
28#a	280	82	7.5	31.427
28#b	280	84	9.5	35.832
30#a	300	85	7.5	34.463
30#b	300	87	9.5	39.173
32#a	320	88	8	38.083
32#b	320	90	10	43.107
36#a	360	96	9	47.814
36#b	360	98	11	53.466
40#a	400	100	10	58.928
40#b	400	102	12.5	65.208
Features:
1.Manufactured from high tensile galvanized steel
2.Despotic C section steel is roll- formed from galvanized steel ,specification to be complete.
3.Make from quality raw material.
4.Pre-punched holes based on detail design.
5.Complete assessories package available.
6.C purlin is widely used in factory buildings,large -span bridges,gymnasiums and portable houses.
7.C purlin may be used in single spans and continuous spans in multi-bay buildings.
8.We can make adjustment to meet your inquiries as we can do.

Other specification are available upon request.
According to customers drawings for production
Welcome any of clients who are interested in our prdoucts contact with us freely if you have any questions.