Serrated Steel Grating manufacturer from China Haotong Wire Mesh Trading Co., Ltd.

Price:	20.0~50.0 USD
Payment Terms:	T/T
Place of Origin:	Hebei, China (Mainland)


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Product Detail

Means of Transport: by sea

Packing: pallet

Application: Others

Material: Others

Mesh Size: any you need

Production Capacity: 10000kg

Delivery Date: 15-30 days

Type: Welded

Brand Name: haotong

Steel grating is widely used in the platform, corridor, bridge, well covers, stairs, fencing for petroleum, chemical, power plant

Welded Grating Specification:
Transverse bar pitch:
A: 100mm(centre axis pitch)
B: 50mm (centre axis pitch)
C: 25mm (centre axis pitch)
Flat bar size:
20×3mm to 75×6mm:
Flat bar centre pitch: :
Series 1:30mm( centre axis pitch) :
Series 2:40mm( centre axis pitch) :
Series 3:50mm( centre axis pitch) :
Steel Grating surface :
P: Plain S: Serrated :
Steel Grating Surface Treatment
U: Untreated G: Galvanization Hot Dipped

Stair Tread

RECOMMENDED (BASED ON 5MM LOAD BARS)*

WT1 to WT4 series 1	125	155	185	215	245	275	305
WT1 to WT2 series 2	125	165	0	205	245	285	325
WT3 to WT4 series 2	115	155	0	195	235	275	315
WT1 to WT2 series 3	0	0	185	0	245	0	305
WT3 to WT4 series 3	0	155	0	215	0	275	0
BOLTED CONNECTIONS
BOLT HOLE CARS A	45	75	75	100	100	150	150

*For other bar thicknesses, adjust width accordingly

bearing bar	25*3	25*5	32*5	40*5
series1	550	900	1300	1600
series2	450	750	1200	1500
series3		550	850	1350

stairway is equipped with grating stair tread and Handrail, fabricated in the factory ,hot dip galvanized, can be installed by welding or bolt. The stairway has many advantages, such as beautiful ,new and original, easy for installation ,sturdy and durable, need not maintaining, conforms to Chinese General Structure Standard Design Drawing 87J432

Kind	Type	Gradient	Width	Beam Type	Stair read
Stairway A	WS73A06	73°	600	-120*8	WA255/1
	WS59A07	59°	700	-150*8	WA255/1
	WS51A07	51°	700	-160*8	WA255/1
	WS51A09	51°	900	-160*8	WA255/1
	WS45A07	45°	700	-170*8	WA255/1
	WS45A09	45°	900	-170*8	WA255/1
Stairway B	WS73B06	73°	600	[12	WA255/1
	WS59B07	59°	700	[16a	WA255/1
	WS51B07	51°	700	[16a	WA255/1
	WS51B09	51°	900	[16a	WA255/1
	WS45B07	45°	700	[16a	WA255/1
	WS45B09	45°	900	[16a	WA255/1
	WS45B11	45°	1100	[16a	WA325/1
Stairway C	WS73C06	73°	600	[12	WA255/1
	WS59C07	59°	700	[16a	WA255/1
	WS51C07	51°	700	[16a	WA255/1
	WS51C09	51°	900	[16a	WA255/1
	WS45C07	45°	700	[16a	WA255/1
	WS45C09	45°	900	[16a	WA255/1

Note:
○Beam of Stairway A use steel plate. Beam of Stairway B use channel.
Beam of Stairway C use channel and has grating platform on the top
○ About grating stair tread, please see the GRATING catalogue.
○ We can fabricate other kinds of stairway according to consumer's requirement.

Usage: platform, walkway, well covers, handrail,

fences, stair treads, etc, used in chemical industrial, petro-chemical and

oil industrial, port project, power station, public project and etc