|  | Technical Parameter
WBQ N60X550
Item：WBQ N60X550
Material：Q235B/Q355B
Surface Treatment：Hot dipped galvanized average coating 45μm
Length：550mm
Outer Diameter：60mm
Thickness：2mm
Helix Step：40mm
Helix Thickness：2mm
Helix Width：10mm
Technical Requirements
1.Hot dipped galvanized to DIN EN ISO 1461, average coating 45μm.
2.No distortion, no sharp edge.
3.Tolerance: Standard GB/T1804-C, Hole position ±1, hole dia. ±1 |
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|  | Technical Parameter
WBQ N68X580/700
Item：WBQ N68X580/700
Material：Q235B/Q355B
Surface Treatment：Hot dipped galvanized average coating 45μm
Length：580/700mm
Outer Diameter：68mm
Thickness：2mm
Helix Step：40mm
Helix Thickness：2mm
Helix Width：10mm
Technical Requirements
1.Hot dipped galvanized to DIN EN ISO 1461, average coating 45μm.
2.No distortion, no sharp edge.
3.Tolerance: Standard GB/T1804-C, Hole position ±1, hole dia. ±1 |
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|  | Technical Parameter
WBQ N68X1200/1600/1800/2000
Item：WBQ N68X1200/1600/1800/2000
Material：Q235B/Q355B
Surface Treatment：Hot dipped galvanized average coating 80μm
Length：1200/1600/1800/2000mm
Outer Diameter：68mm
Thickness：3-4mm
Helix Step：40/50/60mm
Helix Thickness：2-3mm
Helix Width：10-20mm
Technical Requirements
1.Hot dipped galvanized to DIN EN ISO 1461, average coating 80μm.
2.No distortion, no sharp edge.
3.Tolerance: Standard GB/T1804-C, Hole position ±1, hole dia. ±1 |
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|  | Technical Parameter
WBQ N76X1200/1600/1800/2000
Item：WBQ N76X1200/1600/1800/2000
Material：Q235B/Q355B
Surface Treatment：Hot dipped galvanized average coating 80μm
Length：1200/1600/1800/2000mm
Outer Diameter：76mm
Thickness：3-4mm
Helix Step：40/50/60mm
Helix Thickness：2-3mm
Helix Width：10-20mm
Technical Requirements
1.Hot dipped galvanized to DIN EN ISO 1461, average coating 80μm.
2.No distortion, no sharp edge.
3.Tolerance: Standard GB/T1804-C, Hole position ±1, hole dia. ±1 |
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|  | Technical Parameter
WBQ N114X1200/1600/1800/2000L
Item：WBQ N114X1200/1600/1800/2000L
Material：Q235B/Q355B
Surface Treatment：Hot dipped galvanized average coating 80μm
Length：1200/1600/1800/2000mm
Outer Diameter：114mm
Thickness：3-4mm
Helix Step：40/50/60mm
Helix Thickness：2-3mm
Helix Width：10-20mm
Technical Requirements
1.Hot dipped galvanized to DIN EN ISO 1461, average coating 80μm.
2.No distortion, no sharp edge.
3.Tolerance: Standard GB/T1804-C, Hole position ±1, hole dia. ±1 |
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|  | Technical Parameter
WBQ NC60X1300/1600/1800/2000
Item：WBQ NC60X1300/1600/1800/2000
Material：Q235B/Q355B
Surface Treatment：Hot dipped galvanized average coating 80μm
Length：1300/1600/1800/2000mm
Outer Diameter：60mm
Thickness：2.5-4mm
Technical Requirements
1.Hot dipped galvanized to DIN EN ISO 1461, average coating 80μm.
2.No distortion, no sharp edge.
3.Tolerance: Standard GB/T1804-C, Hole position ±1, hole dia. ±1 |
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