API 5L Pipes are broken down into 2 groups: low API 5L Pipes and high API 5L Pipes. The difference between the two is controversial. Smith and Hashemi outline the distinction at 4.0%, whereas Degarmo, et al., outline it at 8.0%. Most ordinarily, the phrase “API 5L X60 Pipes” refers to low-API 5L Pipes. Alloy steel pipes manufacturer supplier in Mumbai Maharashtra India. We are the leading suppliers of Monel Pipe, Inconel Pipe, Super Duplex Steel Pipes, Duplex Steel Pipes, etc.