API Standard Steel — Supply and Sourcing

Name: API
Brand: Korea New Materials

Korea New Materials supplies API materials and reviews custom-machined parts based on your drawings, dimensions, quantity, and application environment. Small quantities and prototype requests are welcome.

Request a Quote Back to Standard Steel

Material Overview

American Petroleum Institute steel standards. Materials are sourced to the specified grade.

Material	API
Category	Standard Steel
Typical Product Forms	Plates, Rods, Tubes, Custom Machined Parts

Types List (280)

All 280 API types we source and review. Use the search box to find a specific type, or request a quote for the type you need.

#	Type	#	Type	#	Type
1	API 50T	2	API C110	3	API C90 Type 1
4	API C90 Type 2	5	API C95	6	API E-75
7	API EW Grade P110	8	API G105	9	API Grade 42
10	API Grade 50	11	API Grade 60	12	API Grade 70
13	API Grade 80	14	API Grade A	15	API Grade A - PSL 1
16	API Grade A25	17	API Grade A25 Class I - PSL 1	18	API Grade A25 Class II - PSL 1
19	API Grade A25P	20	API Grade B	21	API Grade B - PSL 1
22	API Grade B - PSL 2	23	API Grade BM	24	API Grade BMO
25	API Grade BMP	26	API Grade BMS	27	API Grade BN
28	API Grade BNO	29	API Grade BNP	30	API Grade BNS
31	API Grade BQ	32	API Grade BQO	33	API Grade BQP
34	API Grade BQS	35	API Grade BR	36	API Grade E
37	API Grade G	38	API Grade S	39	API Grade SS105
40	API Grade SS75	41	API Grade SS95	42	API Grade V
43	API Grade X	44	API Grade X100	45	API Grade X100M
46	API Grade X100Q	47	API Grade X100QO	48	API Grade X120
49	API Grade X120M	50	API Grade X42	51	API Grade X42 - PSL 1
52	API Grade X42 - PSL 2	53	API Grade X42M	54	API Grade X42MO
55	API Grade X42MP	56	API Grade X42MS	57	API Grade X42N
58	API Grade X42NO	59	API Grade X42NP	60	API Grade X42NS
61	API Grade X42Q	62	API Grade X42QO	63	API Grade X42QP
64	API Grade X42QS	65	API Grade X42R	66	API Grade X46
67	API Grade X46 - PSL 1	68	API Grade X46 - PSL 2	69	API Grade X46M
70	API Grade X46MO	71	API Grade X46MP	72	API Grade X46MS
73	API Grade X46N	74	API Grade X46NO	75	API Grade X46NP
76	API Grade X46NS	77	API Grade X46Q	78	API Grade X46QO
79	API Grade X46QP	80	API Grade X46QS	81	API Grade X52
82	API Grade X52 - PSL 1	83	API Grade X52 - PSL 2	84	API Grade X52M
85	API Grade X52MO	86	API Grade X52MP	87	API Grade X52MS
88	API Grade X52N	89	API Grade X52NO	90	API Grade X52NP
91	API Grade X52NS	92	API Grade X52Q	93	API Grade X52QO
94	API Grade X52QP	95	API Grade X52QS	96	API Grade X56
97	API Grade X56 - PSL 1	98	API Grade X56 - PSL 2	99	API Grade X56M
100	API Grade X56MO	101	API Grade X56MP	102	API Grade X56MS
103	API Grade X56N	104	API Grade X56Q	105	API Grade X56QO
106	API Grade X56QP	107	API Grade X56QS	108	API Grade X60
109	API Grade X60 - PSL 1	110	API Grade X60 - PSL 2	111	API Grade X60M
112	API Grade X60MO	113	API Grade X60MP	114	API Grade X60MS
115	API Grade X60N	116	API Grade X60Q	117	API Grade X60QO
118	API Grade X60QP	119	API Grade X60QS	120	API Grade X65
121	API Grade X65 - PSL 1	122	API Grade X65 - PSL 2	123	API Grade X65M
124	API Grade X65MO	125	API Grade X65MP	126	API Grade X65MS
127	API Grade X65Q	128	API Grade X65QO	129	API Grade X65QP
130	API Grade X65QS	131	API Grade X70	132	API Grade X70M
133	API Grade X70MO	134	API Grade X70MP	135	API Grade X70MS
136	API Grade X70Q	137	API Grade X70QO	138	API Grade X70QP
139	API Grade X70QS	140	API Grade X80	141	API Grade X80M
142	API Grade X80MO	143	API Grade X80MP	144	API Grade X80Q
145	API Grade X80QO	146	API Grade X80QP	147	API Grade X90
148	API Grade X90M	149	API Grade X90Q	150	API Grade X90QO
151	API H40	152	API J55	153	API K55
154	API L175	155	API L175P	156	API L210
157	API L245	158	API L245M	159	API L245MO
160	API L245MP	161	API L245MS	162	API L245N
163	API L245NO	164	API L245NP	165	API L245NS
166	API L245Q	167	API L245QO	168	API L245QP
169	API L245QS	170	API L245R	171	API L290
172	API L290M	173	API L290MO	174	API L290MP
175	API L290MS	176	API L290N	177	API L290NO
178	API L290NP	179	API L290NS	180	API L290Q
181	API L290QO	182	API L290QP	183	API L290QS
184	API L290R	185	API L320	186	API L320M
187	API L320MO	188	API L320MP	189	API L320MS
190	API L320N	191	API L320NO	192	API L320NP
193	API L320NS	194	API L320Q	195	API L320QO
196	API L320QP	197	API L320QS	198	API L360
199	API L360M	200	API L360MO	201	API L360MP
202	API L360MS	203	API L360N	204	API L360NO
205	API L360NP	206	API L360NS	207	API L360Q
208	API L360QO	209	API L360QP	210	API L360QS
211	API L390	212	API L390M	213	API L390MO
214	API L390MP	215	API L390MS	216	API L390N
217	API L390Q	218	API L390QO	219	API L390QP
220	API L390QS	221	API L415	222	API L415M
223	API L415MO	224	API L415MP	225	API L415MS
226	API L415N	227	API L415Q	228	API L415QO
229	API L415QP	230	API L415QS	231	API L450
232	API L450M	233	API L450MO	234	API L450MP
235	API L450MS	236	API L450Q	237	API L450QO
238	API L450QP	239	API L450QS	240	API L485
241	API L485M	242	API L485MO	243	API L485MP
244	API L485MS	245	API L485Q	246	API L485QO
247	API L485QP	248	API L485QS	249	API L555
250	API L555M	251	API L555MO	252	API L555MP
253	API L555Q	254	API L555QO	255	API L555QP
256	API L625	257	API L625M	258	API L625Q
259	API L625QO	260	API L690	261	API L690M
262	API L690Q	263	API L690QO	264	API L80 Type 1
265	API L80 Type 9Cr	266	API L830	267	API L830M
268	API M65	269	API N80 Type 1	270	API N80 Type Q
271	API P110	272	API Q125 Type 1	273	API Q125 Type 2
274	API Q125 Type 3	275	API Q125 Type 4	276	API R95
277	API S-135	278	API T95 Type 1	279	API T95 Type 2
280	API X-95

Typical Product Forms

The following are typical product forms. Availability and machining feasibility are reviewed based on material grade, size, tolerance, and required quantity.

Custom Machining

Custom machining is available upon drawing review. Please send your drawing or sketch, dimensions, tolerance, quantity, and application environment so we can review machining feasibility, quotation, and lead time.

Lead time depends on material, size, quantity, and processing requirements. Export availability can be reviewed based on destination country and material type.

Application Areas

Oil and gas
Pipeline

Information Required for Quotation

Material grade or type
Product form (plate, rod, tube, etc.)
Dimensions and tolerances
Quantity
Application environment
Destination country (for export review)
Drawing or sketch, if available

Related Materials

Request a Quote for API

Send us your drawings, dimensions, quantity, material grade, and application environment. We will review material availability, machining feasibility, quotation, and lead time. Small quantities and prototype requests are welcome.

Request a Quote