Twin-Line Welding Grade R - Type VD
Product Specifications
Application
For welding service. Meets RMA IP-7 standard for Grade R
welding hose.
Construction Tube
EPDM synthetic rubber compatible with oxygen and acety-
lene gases
Cover
EPDM synthetic rubber smooth surface
Reinforcement
Spiral synthetic yarn
Temperature Range
-40
˚F to 120˚F (-40˚C to 49˚C)
Packaging
500’
reels
Branding
Example: Twin-Line 1/4” Grade R Acetylene Only Std Duty
Max. WP 200 psi Meets RMA IP-7-2008. Made In U.S.A.
Continental ContiTech
Couplings
Contact fitting manufacturer for proper fitting
recommendation and coupling procedure..
Order Codes
569-588
Twin-Line Welding Grade R
SAP #
ID
Nom. OD
Max. WP
Weight
in.
mm in.
mm psi
MPa
lb./ft.
kg/m
20027120 3/16
4.8
0.44
11.2
200
1.38
0.13
0.19
20027170 1/4
6.4
0.53
13.5
200
1.38
0.18
0.27
20027203 5/16
7.9
0.59
15.0
200
1.38
0.22
0.33
20027224 3/8
9.5
0.66
16.8
200
1.38
0.26
0.39
Note: For Welding Hose Precautions, see Appendix C.
Air & Multipurpose
General Purpose
Heavy Duty
Push-on
Chemical Transfer
Cleaning Equipment
Food
Transfer
Washdown
Marine
Material Handling
Abrasives
Bulk Transfer
Cement & Concrete
Mining
Petroleum
Aircraft Fueling
Dispensing
Dock
Transfer
Spray
Steam
Vacuum
LPG Delivery
Water
Discharge
Suction & Discharge
Washdown
Welding
Coupling Systems
Equipment
Appendix
255
Welding