We understand the criticality of our bolting products, these are made strictly to the requirements of API 20E - BSL 1, BSL 2, BSL 3. Following material grades are used to manufacture our products:
  • ASTM A193 Grades B7, B7M
  • ASTM A194 Grades 2H, 2HM, 7, 7M
  • ASTM A320 Grades L7, L7M, L43
We have competence to adhere to the threading requirements of ANSI/ASME B1.1. To adhere to the mandatory API 20E requirement, external threading are UNR while its UN from internal threads. We ensure our equipments are always calibrated and our customers have access to such records.
Nuts

Nuts

Nuts feature internal threads that fit to create a strong attachment between the joining surfaces.

Bolts

Bolts

Bolt stud fasteners, the counterpart of nuts, feature an external, partially or fully threaded shaft.

Threaded Studs

Studs

Studs are metal rods with threads on both sides.

API certified products requiring API-20E boltings

Product Name API Standard
Wellheads - Christmas Tree API 6A
Piping Valves API 6D
Subsea Pipeline Valves API 6DSS
Blowout Preventers API 16A
Choke and Kill Equipment API 16C
Subsea Wellhead and Tree Equipment API 17D

NUBOTECK
Address

GAT 144/1, Sanaswadi, Pune - Ahmednagar Highway, Shirur, Pune, Maharashtra 412208, India

Contacts

Email: sales@nuboteck.com

Phone:

Links

API
ASTM
ASME