Black Phosphated Seamless Carbon/Alloy Steel Pipe
Product Overview:
Diameter: NPS 1/8" to NPS 6"
Pipe Schedules: SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules
Length: 18m Max
Size tolerance:
Pipe End: PE, BE, Treaded
Manufacture method: Cold Drawn/Rolled or Hot Rolled
Delivery Condition: BKS, BKW, GZF, NZF, GBK, NBK
Surface Treatment: Black Phosphating
Standard & Grade: Delivery: 7~10days For Stock, Within 30 Days For Custom-Made.
Din Series With High Precision Fine Pull Bright Seamless Steel Tube As a Finished Phosphate With Steel Pipes, Used Imported Environmental Phosphating Solution Steel Pipe Outer Wall Phosphate, Phosphate Black Protective Film Is Formed By Phosphate Film Microporous Absorption Antirust Oil Anti-Rust Treatment.
Main Features: Steel Color: Black Belt In Bright, Color Steel Surface Evenness, Strong Consistency, Appearance More Beautiful, Pipe Rust Good Performance.
Related Standard: EN 10305-4 (DIN 2445/2) or EN 10305-1 (DIN 2391/C), DIN1630, DIN17175, ASTM A179, ASTM A192, ASTM A213, ASTM A519.
Delivery condition:
a. BK(+C) Cold finished/hard (cold finished as drawn)
No heat treatment after the last cold forming process
b. BKW(+CC) Cold finished/soft (lightly cold worked)
After the last heat treatment there is a light finishing pass (cold drawing)
c. BKS(+SR) cold finished/stress relieve annealed
After the final cold forming process the tubes are stress relieve annealed
d. GBK(+A) Annealed
After the final cold forming process the tubes are annealed in a controlled atmosphere
NBK(+N) Normalized
After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere.
Description Name:
Cold drawn precision seamless tube; Black phosphating precision hydraulic steel pipe Manufacturer; Black phosphated precision hydraulic smls steel tube supplier; Din 2391 st37.4 st52.4Thin Wall Black phosphated Seamless Precision Carbon Steel Tubing; Din 2391 st37.4 st52.4 Black phosphating Seamless Piping Supplier; High Quality Din 2391 st37.4 st52.4 Black phosphating Seamless Steel Pipe Manufacturer; Din 2391 st37.4 st52.4 Carbon Steel Cold Drawn Black phosphating Tubes; Din 2391 En 10305 Black phosphating Tube/Pipe Manufacturer; DIN 2391 st37.4 st52.4 Black phosphating Square Hollow Section;
Application:
Automotive Pipeline System;
Hydraulic System Of Diesel Engine And Engineering Machinery;
Hydraulic System Of Locomotive, Aerospace And Aviation,
Shipbuilding And Various Machinery;
Metal Processing Of Wind Power Equipment;Etc.
