• OK Tigrod 13.37 is a 9Cr-1Mo-alloyed, copper-coated rod for the GTAW of high temperature steels and steels for hot hydrogen service, especially in oil refineries. The electrode is a plain ER505 type.


Typical Tensile Properties

Ar (I1) EN Stress relieved
Elongation Stress Relieved Temperature Stress Relieved Testing Time Tensile Strength Yield Strength
22 % 735 °C 4 hr 680 MPa 560 MPa
26 % 760 °C 2 hr 660 MPa 540 MPa
Enhanced testing temperature. Stress relieved
Elongation Stress Relieved Temperature Stress Relieved Testing Time Tensile Strength Yield Strength
22 % 760 °C 2 hr 390 MPa 350 MPa
18 % 760 °C 2 hr 480 MPa 410 MPa
17 % 760 °C 2 hr 500 MPa 430 MPa

Typical Charpy V-Notch Properties

Ar (I1) EN Stress relieved
Impact Value Stress Relieved Testing Temp Stress Relieved Testing Time Testing Temperature
150 J 735 °C 4 hr -20 °C
130 J 735 °C 4 hr -40 °C
50 J 735 °C 4 hr -60 °C
140 J 760 °C 2 hr -20 °C
120 J 760 °C 2 hr -40 °C
90 J 760 °C 2 hr -60 °C

Typical Weld Metal Analysis %

Mn Mo C Si Ni Cr
0.52 % 1.00 % 0.06 % 0.45 % 0.23 % 8.66 %

Deposition Data

Diameter Current
1.6 mm 40-180 A
2.4 mm 100-220 A
2.0 mm 60-200 A
3.2 mm 130-250 A

Classifications: EN ISO 21952-A; W CrMo9; Wire Electrode; EN ISO 21952-B; W 55 9C1M; Wire Electrode; SFA/AWS A5.28; ER80S-B8; Wire Electrode

Alloy Type: Alloyed steel (9 % Cr - 1 % Mo) "ER505"

Pavan Machine Tools & Services India Pvt Ltd (PMTSIPL) formerly known as "Pavan Tools & Services” was established in 2000. Our head office is in Bangalore, India and catering pan India.

PMTSIPL has traditional relationships with customers from last 16 years. Several developments have led our company to arise; our beginning was very humble & started with main motto of serving the quality products & satisfying customer. Earlier customers had to struggle to get the quality products as they were sold at very high prices; they also had face lot of hurdles to get the product which serves their purpose.

We understand their needs & suggest Right Tools for Right Applications. We have professional staff to take care of both the sales & after sales service to help the customers. We sell quality products at very competitive prices & ensure that the customer is satisfied with our services. Our products are highly appreciated as well as demanded due to their Optimum Functionality, Reliable Performance, Durable Finishing Standards, Low Maintenance costs and longer service life.

We have our own warehousing facility for our advanced network of sales, customer service for both dealers and end users, technical advice for applications and repair, plus on-site training. PMTSIPL greatly improved product flow to our dealer’s network and on into the consuming base.

Pavan Machine Tools & Services India Pvt Ltd


We understand the needs of the customers and suggest the Right Tools for Right Applications, customers satisfactions is our top priority.

Client Satisfaction

As customer centric organization, we endeavor to offer our esteemed clients a best quality assortment of products. We strive hard to maintain the strong and cordial relationship with our clients for longer duration. Clients are the most important part to the triumph of a company and also lead the firm to the way of development. Furthermore, our client-centric business approach, ethical practices, timely delivery schedules and competitive pricing policy have helped us in garnering huge client base.


Being quality centric organization, we always follow global standards while trading, wholesaling and supplying. We always try hard to provide our clients the products that are manufactured by our vendors as per the international quality standard. Also, for the assurance of the quality of these products, our quality controllers test the raw material that is used for manufacturing these products at the vendors end.

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