Navratan pipes and profile ltd. Deals in production and marketing of e. R. W, galvanized/black pipes and tubes of various sizes, depending upon their applications and uses, ranging from 15mm to 304.4mm nb.1. Navratan black & galvanised steel tubes ( bs:1387/ASTM a-120)2. Navratan erw black & galvanized steel tubes ( is:1239/b. S:1387-1987)3. Navratan erw steel pipes for water gas & sewage (is-3589/1991)4. Navratan casing pipes/steel tubes for water wells ( is:4270/19925)Manufacturing process:These pipes & tubes are manufactured from mild steel strips slitted from hot rolled low carbon steel coils conforming to is 10748-1984. The strip passes through a series of driven forming and fin rolls and take the required circular shape and is welded continuously by passage of an electric current of high frequency across the abutting edge. The tubes thus formed and are cut in to required length. The tubes are then end debarred and pressure tested. Thereafter protective surface finishing operations such as hot dip galvanizing or varnishing is done.
Navratan pipes and profile ltd. Deals in production and marketing of e. R. W, galvanized/black pipes
Welding Line Type: | ERW |
Technique: | Welded |
Technique: | Hot Rolled |
Surface Treatment: | Galvanized |
Standard: | BS |
Grade:Q195 or Q235 Model Number:Steel Tubes Surface Treatment:Galvanized Place of Origin:Guangdong China (Mainland) Grade:Q195 Our products are with high quality and highly competitive price. This is one of our best-selling products. ...
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