Steel Purlin for Wall

• Customization: Available
• Type: Cold Bending Unequal Channel
• Shape: C Channel
• Model NO.: 00001
• Perforated: Perforated
• Length: 5-12m
• Transport Package: Bulk
• Specification: customized
• Trademark: RIDGE
• Origin: China
• HS Code: 7308900000
• Production Capacity: 5000 Ton Per Month

Product Description

Application
Steel purlin is widely used in various building structure and engineering structure:
a).used for the plant, high-rise building construction
b).used for the bridge, shipment building
c).used for lifting and transportation machinery, equipment manufacturing base building
d).used for the support, foundation pile manufacturing

Product parameters

 

Z section steel ,Z purlin
Height (mm)	Thickness  (mm)	Small Lip (mm)	Lip (mm)
40-450	0.7-6	5-30	20-120
Material :carbon steel
Surface treatment: HDG;  Pre-gavlanized ; cold galvanized
Remark: other specification upon request:  according to the customer drawing for the production

Z  purlin sectional size range
Model NO.	h×b1×b2×a(mm)	Thickness(mm)	Hole distance(mm)	Length(m)
Z100	100×55×50×20	2.0-3.0	40	Max 5.8m for 20GP;11.8m for 40GP/HQ.
Z120	120×55×50×20	2.0-3.0	Adjustable
Z140	140×55×50×20	2.0-3.0	Adjustable
Z150	150×67×61×20	2.0-3.0	Adjustable
Z160	160×67×61×20	2.0-3.0	Adjustable
Z180	180×67×61×20	2.0-3.0	Adjustable
Z200	200×67×61×20	2.0-3.0

 
Product parameters
 

C  section steel ,C purlin C channel steel
Height (mm)	Thickness  (mm)	Small Lip a (mm)	Lip b (mm)
40-450	1.2-5	15-35	30-120
Material :carbon steel
Surface treatment: HDG;  Pre-gavlanized ; cold galvanized
Remark: other specification upon request:  according to the customer drawing for the production

 

 

C  purlin sectional size range
Model NO.	h×b1×b2×a (mm)	Thickness(mm)	Hole distance(mm)	Length(m)
C80	80×40×40×15	2.0-3.0	No holes	Max 5.8m for 20GP;11.8m for 40GP/HQ
C100	100×50×50×20	2.0-3.0	40
C120	120×50×50×20	2.0-3.0	Adjustable
C140	140×50×50×20	2.0-3.0	Adjustable
C160	160×60×60×20	2.0-3.0	Adjustable
C180	180×60×60×20	2.0-3.0	Adjustable
C200	200×60×60×20	2.0-3.0	Adjustable
C220	220×70×60×20	2.0-3.0	Adjust

GB Chemical Composition

Grade	Grade	C (%)	Mn (%)	Si	P	S	V (%)	Nb (%)	Ti (%)
				≤(%)
Q195	-	0.06-0.12	0.25-0.50	0.30	0.050	0.045	-	-	-
Q215	A	0.09-0.15	0.25-0.55	0.30	0.050	0.045	-	-	-
	B				0.045		-	-	-
Q235	A	0.14-0.22	0.30-0.65	0.30	0.050	0.045	-	-	-
	B	0.12-0.20	0.30-0.70		0.045		-	-	-
Q345	A	≤0.20	1.00-1.60	0.55	0.045	0.045	0.02 -0.15	0.015 -0.060	0.02 -0.20
	B				0.040	0.040

GB Mechanical Properties

Grade	Yield Strength		Tensile Strength (Mpa)	Elongation		180°Cold-Bend Test r-Pin Diameter a-Thickness		Charpy V-notch Impact Test (Longitudinal)
	Thickness (mm)	σS≥ (Mpa)		Thickness (mm)	δ ≥(%)	Longitudinal	Transverse	Temperature ºC	AKV/J≥
Q195	≤16	195	315-430	≤16	33	0	0.5a	-	-
	>16-40	185		>16-40	32
	>40-60	-		>40-60	--
	>60-100	-		>60-100	--
	>100-150	-		>100-150	--
	>150	-		>150	--
Q215	≤16	215	330-450	≤16	31	0.5a	a	20	27
	>16-40	205		>16-40	30
	>40-60	195		>40-60	29
	>60-100	185		>60-100	28	1.5a	2a
	>100-150	175		>100-150	27	2a	2.5a
	>150	165		>150	26
Q235	≤16	235	375-500	≤16	26	a	1.5a	20	27
	>16-40	225		>16-40	25
	>40-60	215		>40-60	24			0
	>60-100	205		>60-100	23	2a	2.5a
	>100-150	195		>100-150	22	2.5a	3a	-20
	>150	185		>150	21
Q345	≤16	345	470-630	21		-	-	20	34

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Company Profile
Quanzhou Ridge Steel Structure Co.,Ltd specializes in prefabricated steel structure ,color coated steel sheets , purlins ,steel decking sheets ,sandwich panels and other profile steel building materials.
We manufacture a complete range of structural C and Z purlins and girts for industrial buildings, garages, verandahs, and carports, in fact anywhere that strong, reliable steel framing is required. Manufactured from quality galvanised steel, this is a fully integrated system allowing for flexible design options.

Supplied plain or punched, galvanised purlins are manufactured from high tensile steel for increased strength, reduced weight, and a long serviceable life.


Packing

WHY CHOOSE US

1. Settlement by Actual Weight
Steel coils or steel plates, shall be settled to customers with the actual weighing weight(Net Weight).
2.Accept Customized Production
We can customize the steel products according to the Logo or icon provided by the customer.
3. Accept On-site Inspection.
After the goods are produced, the customer can personally or appoint a third party to the factory for inspection.
4. Fast Delivery Speed.
After the customer pays the deposit, we will deliver the goods in time according to the agreed delivery date without delaying the customer's use.

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