Black Phosphated Hydraulic Tubes with High Precision

Size Range：OD 1/2"~6" , WT 1.65mm~21.95mm L Max 14000mm.
Type of End-Finish：BBE or PE
Coating :Passivation and oiled, Black paint or varnish
Packing:Plastic plugs in both ends, bundles of max. 3,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper and sackcloth with several steel strips
Mill Test Certificate:EN 10204/3.1B

Specification

Operative Standard & Grade：
Standards:
ASTM/ASME :
A106 GRADE A,B&C 
A210 GRADE A-1&C 
A213 T2,T5,T11,T22,T91 
A333 GRADE 1&6
A334 GRADE P5,P11,P22,P91 
DIN
DIN17175ST35.8,ST45.8,17Mn4,19Mn5,15Mo3,13CrMo44,13CrMo910
DIN2448/1629/1630,ST37,ST37.4,ST44.ST44.4,ST52,ST52.4
BS
BS3059,320,360,440,243,620-460,622-490 
BS6323,CFS3,CF3A,CFS5,CFS6,.CFS7, CFS8, CFS9, CFS10,CFS11
EN
EN10216-1 TC1,P195TR1,P195TR2,P235TR1,P235TR2,P265TR1,P265TR2
EN10216-2,195GH,P235GH,P265GH,16MO3,10CrMo5-5,13CrMo4-5,10CrMo9-10
EN10216-3,P275NL1/NL2,P355NL1/NL2,
EN10216-4,P215NL1,P255QL,P265NL

Addition:covered with NACE MR-0175,

USAGE: Heat Exchanger; Steam Boiler;Hot-Water Boiler; Medium temperature Boiler serve ; low-temperature serve; Shipbuilding ect.