Without Welding Bead Galvanized Threading Fire Protection Steel Pipe

• Type: Welded
• Technique: ERW
• Material: Carbon Steel
• Surface Treatment: Galvanized Painted
• Usage: Pipeline Transport, Special Purpose
• Section Shape: Round
• Model NO.: fire protection
• Size: 1-14
• Fittings: Coupling, Elbow, Tee, Cross, Flange, Valve,Reducer
• Surface: Galvanized Painted
• Welded: Remove Welding Beam
• Transport Package: Bundles
• Specification: API CE
• Trademark: EAST
• Origin: Shandong China
• HS Code: 73051900
• Production Capacity: 300000ton/Tear

Product Description

Without Welding Bead Galvanized Threading Fire Protection Steel Pipe



Standards astm a135 astm a795 astm a53, bs1387, en10255, en10240, en10220, en10219, en39, din2440, . Bs21, npt

Main size:
O. D.: φ 21.3- φ 219.1 (mm)
Wall thickness: 2.11- 8.18(mm)
Type: Erw

Grade: Q195, q215, q235, q345, st37, st52, stk500, ss400, 16mn

Surface: Galvanized or black or painted

Purpose: Scaffolding system, fence tube, structural tube,
Certificate: Iso9001, jis, ce

Outside Diameter (mm)			Weight of Black Pipe (kg/m)
Nominal Size ( DN)	Screw Identifiers	Maximum	Minimum	Thickness	Plain end pipe	Threaded and With Coupler
15	1/2	21.7	21.1	2.6	1.21	1.22
20	3/4	27.2	26.6	2.6	1.56	1.57
25	1	34.2	33.4	3.2	2.41	2.43
32	11/4	42.9	42.1	3.2	3.10	3.13
40	11/2	48.8	48.0	3.2	3.57	3.61
50	2	60.8	59.8	3.6	5.03	5.10
65	21/2	76.6	75.4	3.6	6.43	6.55
80	3	89.5	88.1	4.0	8.37	8.54
100	4	114.9	113.3	4.5	12.2	12.5
125	5	140.6	138.7	5.0	16.6	17.1
150	6	166.1	164.1	5.0	19.7	20.3