API 5L SPEC for Line Pipe(5) – Pipe Grade and Steel Grade

The pipe grade for PSL 1 pipe is identical to the steel grade (designated by a steel name) and shall be as given in Table 1. It consists of an alpha or alphanumeric designation that identifies the strength level of the pipe and is linked to the chemical composition of the steel grade. read more →

API 5L SPEC for Line Pipe(4) – Symbols and API 5L Abbreviated terms – 2

The above is API 5L Abbreviated terms in API 5L SPEC. We hope you have all understanding of those Abbreviated terms. If you have any comments and enquiry about the API 5L standard or API 5L ERW steel pipes, please contact us - HYSP. read more →

API 5L SPEC for Line Pipe(4) – API 5L Symbols and Abbreviated terms – 1

HYSP is pleased to have your enquiries about the API 5L SPEC or API 5L ERW steel pipes. We are professional ERW carbon welded steel pipe manufacturer in the northern of China. Our erw steel tube can meet all TPI inspection. Welcome to contact us for any request of ERW pipes. read more →

API 5L Specification Line Pipe (3) – Normative References – part 2

In previous post, HYSP shares the normative references part 1 of API 5L, this post we share the part 2 of normative references in API 5L Specification. We need to know more about the API 5L standard. With more details, we can know clearly what our client really needs. read more →

API 5L Specification Line Pipe (3) – Normative References – part 1

API 5L Specification is standard for line pipes, but there are many requirements for different aspect, such as steel composition, test methods, carry methods, coating methods etc. So, in API 5L specification, many requirements are from other relevant standards in steel field. HYSP is like to share with your the reference norms in API 5L Specification. read more →