Amco Metals manufactures ASTM A333 Grade 6 seamless pipes for service down to -46°C, where standard carbon steel turns brittle and fails under load. As an ASTM A333 Grade 6 Seamless Pipes Manufacturer, we produce every pipe to ASTM A333 Grade 6 and ASME SA333 chemistry and mechanical property limits. The seamless construction removes weld seams entirely, giving the pipe wall uniform strength around its full circumference under pressure. Charpy impact testing confirms toughness at sub-zero temperatures, so the material absorbs shock loading without cracking during cold startup or thermal cycling in the field.
This grade of low temperature carbon steel pipes has minimum yield strength of 241 MPa and tensile strength of 414 MPa with pressure ratings equivalent to schedule 40 to schedule 160 wall thickness. Contractors can weld these ASTM A333 Grade 6 SMLS pipes without pre-heat problems because the weldability is good using typical fabrication procedures. Tight dimensional tolerances and a smooth bore reduce flow turbulence. Custom size is available along with conventional NPS options.
This ASTM A333 Grade 6 pipe is used in cryogenic and sub-zero process lines like oil and gas transmission lines, LNG terminals, petrochemical plants, refineries, offshore platforms and power generation facilities. Amco Metals backs every batch with third-party testing, mill certification against international standards, and export documentation ready for on-time delivery worldwide.
Standards : ASTM A 333, ASME SA 333
Size : 1/8NB TO 24NB IN
Thickness : 2.0mm – 14 mm
Schedule : Schedule 20 - Schedule XXS (heavier on request) up to 250 mm thk.
Length : Single Random, Double Random & Cut Length.
Outer Dimensions : 19.05mm – 114.3mm
Type : Seamless
| Grade | C | Mn | P | S |
| ASTM A333 Gr6 | 0.30 | 0.29–1.06 | 0.025 | 0.025 |
| Tensile Strength, MPa | Yield Strength, MPa | Elongation, % |
| 60 000 (415) | 35 000 (240) | 30 |
| ASTM A333 Gr6 SMLS Pipes | ASTM A333 Gr6 Seamless Pipes |
| ASTM A333 Seamless Pipes | AS SMLS Pipe Exporter |
| ASTM A333 Gr6 Seamless Pipes Manufacturer | ASTM A333 Alloy Steel Grade 6 Seamless Pipe Exporter |
| A335 Alloy Steel Seamless Pipes Stockist | Grade 6 Seamless Pipe Manufacturer |
| Seamless Pipes | SMLS Pipe Supplier |
| ASTM A333 Seamless Pipe | GR 6 Seamless Pipes |
| ASTM A333 Seamless Pipe | Grade P6 SMLS Pipe |
| A335 P11 Pipes | Seamless Pipe Supplier |
| ASTM A333 Gr 6 Pipe | A333 Grade 6 Pipe |
Countries we have exported our products to:
Lebanon, Thailand, New Zealand, Denmark, Gambia, Bahrain, Ecuador, Jordan, Mexico, Japan, Algeria, United States, Kenya, Bulgaria, Australia, China, Ireland, Austria, Slovakia, Poland, Puerto Rico, Iraq, Bolivia, Chile, Afghanistan, Hungary, Czech Republic, Croatia, Indonesia, Germany, Egypt, Gabon, Angola, Belarus, Brazil, Philippines, Belgium, Argentina, Nepal, Peru, Romania, Costa Rica, Azerbaijan, Taiwan, Netherlands, Ghana, Italy, Israel, Tibet, Kuwait, Turkey, Lithuania, Morocco, Colombia, Oman, India, Sri Lanka, Sweden, Greece, Estonia, Kazakhstan, Trinidad & Tobago,Tunisia, United Arab Emirates, Namibia, Malaysia, Norway, Portugal, Switzerland, Poland, Bangladesh, Qatar, South Africa, Canada, Mexico, Mongolia, Chile, Saudi Arabia, Bhutan, Ukraine, Serbia, Finland, Hong Kong, France, United Kingdom, Singapore, Macau, Spain, Zimbabwe, Pakistan,.
Cities we have supplied our products to:
Navi Mumbai, Noida, Jeddah, Caracas, Faridabad, Houston, Ulsan, Gurgaon, Melbourne, Port-of-Spain, Ho Chi Minh City, Ranchi, Santiago, Bangkok, Vung Tau, Bogota, Nashik, Bengaluru, Chiyoda, Sharjah, Jaipur, Jamshedpur, Mumbai, Rio de Janeiro, Courbevoie, Visakhapatnam, Ernakulam, Thiruvananthapuram, Petaling Jaya, London, Brisbane, Hong Kong, Dammam, Surat, Dubai, La Victoria, Vadodara, Mexico City, Aberdeen, Montreal, Karachi, Algiers, Busan, Tehran, Hyderabad, Kuala Lumpur, Dallas, Thane, Colombo, Al Jubail, Singapore, Atyrau, Toronto, Riyadh, Sydney, Baroda, Howrah, Chennai, Madrid, Calgary, Geoje-si, Rajkot, Lahore, Coimbatore, Haryana, Edmonton, Kolkata, Kanpur, Gimhae-si, Perth, Ahmedabad, Al Khobar, Milan, Ankara, New York, Seoul, Ludhiana, Nagpur, Secunderabad, Pune, Abu Dhabi, Moscow, Indore, Lagos, Doha, Chandigarh, Bhopal, Granada, New Delhi, Hanoi, Muscat, Ahvaz, Manama, Pimpri-Chinchwad, Cairo, Los Angeles, Istanbul, Jakarta, Kuwait City.