ন্যাশনাল টিউবস লিঃ বাংলাদেশ ইস্পাত ও প্রকৌশল করপোরেশন (বিএসইসি), শিল্প মন্ত্রণালয়
মেনু নির্বাচন করুন
Text size A A A
Color C C C C
সর্ব-শেষ হাল-নাগাদ: ১৫ জুলাই ২০১৮

এ পি আই পাইপ

API Pipe:

API Pipe is produced as per guid line of American Petrolium Institute(API) with following standard API 5L. From raw materials to finished product ,in every steps strickly maintained as per requirements of API 5L.

Use of API Pipe: 

 

This pipe is used mainly for gas transmission, domestic gas line, Oil and water line, different industries for various purposes. This pipe is also used for fire hydrant piping line, HVAC piping solution, Ship building piping, Steam line piping. This pipe is also served for other purposes such as building structures, dredging, supply and exhaust piping.

 

Process Flow Diagram:

 

 

Technical Specification:

 

Grade of Pipe Chemical composition  Physical properties (Minimum)

API 5L Grade B, PSL 1,

L 245

C = 0.26 % Max, Mn = 1.20 % Max, S = 0.030 % Max, 

P = 0.030 % Max, Cu ≤  0.50%, Ni≤ 0.50%,Cr ≤ 0.50% and Mo≤0.15% , 

Unless otherwise agreed, Nb + V ≤ 0.06% , Nb+V+Ti ≤ 0.15 %,

No deliberate addition of B is permitted and the residual B ≤0.001%.

Ultimate tensile strength : 42.33 kgf/mm2, 

Yield strength :25.0 kgf/mm2,

Elongation : 30 % on a test specimen of 2̋ gauge length  

& 0.13 sq. inch cross-section.

 

Available Size & Price:

 


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