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34mm st55 steel seamless pipes (astm a106 gr b nace mr 0175)
1. Out diameter: DN15-DN1200
2. Thickness:SCH10-XXS
3. Length:R1 (4.88mtr-7.62mtr) / R2 (7.63mtr-10.36mtr) / R3 (10.37mtr-14.63mtr)
4.Surface Finishes:Bare or regular Mill Coating
5.End Finishes:Plain End,BTC,STC,LTC, Buttress Thread,Premium Connection
6.Heat Treatment:Normalized,Quencher+Temper
7.Marking:Standard marking, or according to your request. Marking Method: Spray white paint
8.Package:A. Bundle packing / B. Bevelled end or plain end or warnished as per buyer's required.
C. Marking: as per customer's requests. / D. Painting varnish coating on the pipe.
E. Plastic caps at ends.
34mm st55 steel seamless pipes (astm a106 gr b nace mr 0175) | ||||||||||||||
Standard | Material | Tensile Strength (MPa) | Yield Strength (MPa) | Yield Ratio | Elongation Rate (%) | 0℃ Impact Energy Akv(J) | Heat Treatment | |||||||
API SPEC 5L GB/T9711 | L245/B | ≥415 | 245~440 | ≤0.80 | 22 | ≥40 | Normalizing | |||||||
API SPEC 5L GB/T9711 | L290/X42 | ≥415 | 245~440 | ≤0.80 | 21 | ≥40 | Normalizing | |||||||
API SPEC 5L GB/T9711 | L360/X52 | ≥460 | 360~510 | ≤0.85 | 20 | ≥40 | Normalizing | |||||||
API SPEC 5L GB/T9711 | L415/X60 | ≥520 | 415~565 | ≤0.85 | 18 | ≥40 | Normalizing | |||||||
API SPEC 5L GB/T9711 | L450/X65 | ≥535 | 450~570 | ≤0.90 | 18 | ≥40 | Quenching | |||||||
+Tempering | ||||||||||||||
API SPEC 5L GB/T9711 | L485/X70 | ≥570 | 485~605 | ≤0.90 | 18 | ≥40 | Quenching | |||||||
+Tempering | ||||||||||||||




Except the normal size,we can also
provide the customized service

We can supply free samples
if we have ready parts in stock

We have enough stock to make
flexible MOQ avallable
34mm st55 steel seamless pipes (astm a106 gr b nace mr 0175)
A. Bundle packing
B. Bevelled end or plain end or warnished as per buyer's required.
C. Marking: as per customer's requests.
D. Painting varnish coating on the pipe.
E. Plastic caps at ends.




TIANJIN BO YI DA IMPORT AND EXPORT CO.,LTD is an enterprise focusing on international business trading with experienced team. Products sold to many countries,like South africa,Middle East,Thailand, Vietnam, India, Burma, Singapore, Australia, Poland, Germany,etc.
Now Product our extension to ROOFING, BLACK PIPE, GALVANIZED PIPE, HOLLOW SECTION, GALVANIZED WIRE, STEEL COIL, IRON PLATE, ANGLE STEEL.
We firmly believe in providing total solution to our business partners and have very successfully forged strong and lasting relationship with many of the world’s most prominent corporations. Our business is to add value and flexibility to the supply chain management and to solve our customers problems.
Our Workshop
Our Warehouse
Q1: How long is your delivery time?
A: Generally, it is 10-35days after receiving the deposit.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages
before you pay the balance.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, etc
Q4. What is your sample policy?
A: We can supply free samples if we have ready parts in stock, but the courier cost are charged.
Q5: what is your main products?
Our main products are listed as follows: Pricision steel pipe, Hot Rolled steel pipe, Cold Drawn steel pipe, Seamless steel pipe, Alloy steel pipe, Bearing steel pipe, Welded pipe, Spiral pipe, Galvanized pipe etc.
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