6" fire Steel Pipe with Rolled Groove end
6" fire Steel Pipe with Rolled Groove end
6" fire Steel Pipe with Rolled Groove end
6" fire Steel Pipe with Rolled Groove end

Item specifics

Technic Standard
ASTM A53 , ASTM A795
Pipe Length
5.8m, 6m, 6.4m, 7.3m, 19ft, 20ft, 21ft, 24ft
Other surface finished
painted red color RAL3000 , Galvanized and then painted red color, black color painted, epoxy coated, anti-rust oiled , or bare no surface treatment
About surface finished
the surface finished can be specified by customers
About surface finished
the surface finished can be specified by customers

Review

Description

fire sprinkler steel pipe

Fire Sprinkler Rolled Groove Steel Pipe Brief Introduction

The rolled groove ends are intended to facilitate quick and secure connections using mechanical couplings, making installation easier and more efficient.
These pipes are often manufactured to meet industry standards such as ASTM A795 for fire protection use, and they may also carry certifications from organizations like FM Global to ensure compliance with rigorous fire safety and performance standards.
Commodity
Fire sprinkler ERW carbon steel pipes
Usage
construction, building material, fire sprinkler steel pipeline
Size
1/2''-10'' (round hollow)
Wall thickness
2.0mm-8.0mm
Length
5.8m, 6m or cut into other length according to PI
Certificates international standard
ISO 9000-2001, UL certificate
Standards
ASTM A795, ASTM A53, GB/T3091, etc
Technique
Welded
Surface
Galvanized or Painted to prevent the rust  
Pipe ends
Plain or threaded with sockets/coupling and plastic cap or grooved with caps
Packing
In bundles, or request.
Marking
As requested in PI, for example "UL LISTED YOUFA SCH10 / SCH40"

ASTM A795 ERW Carbon Steel Tube Standard Specifications Reference 

NPS
DN
Outer Diameter(mm)
Schedule 10
Schedule 40
Wall Thickness
(mm)
Unit Weight
(kg/m)
Test Pressure
(kpa)
Wall Thickness
(mm)
Unit Weight
(kg/m)
Test Pressure
(kpa)
1/2"
15
21.3
-
-
-
2.77
1.27
4800
3/4"
20
26.7
2.11
1.28
4800
2.87
1.69
4800
1"
25
33.4
2.77
2.09
4800
3.38
2.50
4800
1-1/4"
32
42.2
2.77
2.69
6900
3.56
3.39
6900
1-1/2"
40
48.3
2.77
3.11
6900
3.68
4.05
6900
2"
50
60.3
2.77
3.93
6900
3.91
5.45
6900
2-1/2"
65
73
3.05
5.26
6900
5.16
8.64
6900
3"
80
88.9
3.05
6.46
6900
5.49
11.29
6900
4"
100
114.3
3.05
8.37
8300
6.02
16.09
8300
5"
125
141.3
3.40
11.58
8300
6.55
21.79
8300
6"
150
168.3
3.40
13.85
6900
7.11
28.29
8300
8"
200
219.1
4.78
25.26
5500
sch30
7.04
36.82
8300
10"
250
273.1
4.78
31.62
4800
sch30
7.8
51.05
6900
Pls don't hesitate to contact us if you need other sizes.

ERW Carbon Steel Fire Sprinkler Pipes Surface and Pipe Ends 

grooved painted pipes
Surface: Painted Ral3000 or other color
Pipe Ends: Grooved with caps
grooved gi pipes
Surface: Zinc coated 30um or above
Pipe Ends: Grooved with caps
threaded gi pipes
Surface: Zinc coated 30um or above
Pipe Ends: NPT threaded with coupling and cap
threaded painted pipes
Surface: Painted Ral3000 or other color
Pipe Ends: NPT threaded with coupling and cap

ASTM A795 Fire Sprinkler Pipes Test and Quality Control

Chemical Composition

for Type E (electric-resistance-welded pipe)
C, Max, % 
Mn, Max, % 
P, Max, % 
S, Max, % 
Grade A
0.25
0.95
0.035
0.035
Grade B
0.30
1.20
0.035
0.035

Mechanical Properties

for thickness sch10 and sch40
 Tensile strength, min [MPa]
 Yield strength, min [MPa]
 Elongation, min, %
Grade A
330
205
24
Grade B
415
240
24

Hydrotest:

The hydrostatic test shall be applied, without leakage
through the pipe wall, to each length of pipe.

Coating, Lengths, Dimensions:

During and after production, 4 QC staffs with more than 5 years experience inspect products in random.
Youfa steel pipe test